20216335760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{3011}}^1$

素因数の和:3177

約数の個数: 160

約数和(自身を含む): 50824247040

約数和(自身を除く): 30607911280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 41, 46, 80, 82, 89, 92, 115, 164, 178, 184, 205, 230, 328, 356, 368, 410, 445, 460, 656, 712, 820, 890, 920, 943, 1424, 1640, 1780, 1840, 1886, 2047, 3011, 3280, 3560, 3649, 3772, 4094, 4715, 6022, 7120, 7298, 7544, 8188, 9430, 10235, 12044, 14596, 15055, 15088, 16376, 18245, 18860, 20470, 24088, 29192, 30110, 32752, 36490, 37720, 40940, 48176, 58384, 60220, 69253, 72980, 75440, 81880, 83927, 120440, 123451, 138506, 145960, 163760, 167854, 240880, 246902, 267979, 277012, 291920, 335708, 346265, 419635, 493804, 535958, 554024, 617255, 671416, 692530, 839270, 987608, 1071916, 1108048, 1234510, 1339895, 1342832, 1385060, 1678540, 1975216, 2143832, 2469020, 2679790, 2770120, 2839373, 3357080, 4287664, 4938040, 5359580, 5540240, 5678746, 6163517, 6714160, 9876080, 10719160, 10987139, 11357492, 12327034, 14196865, 21438320, 21974278, 22714984, 24654068, 28393730, 30817585, 43948556, 45429968, 49308136, 54935695, 56787460, 61635170, 87897112, 98616272, 109871390, 113574920, 123270340, 175794224, 219742780, 227149840, 246540680, 252704197, 439485560, 493081360, 505408394, 878971120, 1010816788, 1263520985, 2021633576, 2527041970, 4043267152, 5054083940, 10108167880, 20216335760]

約数ペア:

[(1, 20216335760), (2, 10108167880), (4, 5054083940), (5, 4043267152), (8, 2527041970), (10, 2021633576), (16, 1263520985), (20, 1010816788), (23, 878971120), (40, 505408394), (41, 493081360), (46, 439485560), (80, 252704197), (82, 246540680), (89, 227149840), (92, 219742780), (115, 175794224), (164, 123270340), (178, 113574920), (184, 109871390), (205, 98616272), (230, 87897112), (328, 61635170), (356, 56787460), (368, 54935695), (410, 49308136), (445, 45429968), (460, 43948556), (656, 30817585), (712, 28393730), (820, 24654068), (890, 22714984), (920, 21974278), (943, 21438320), (1424, 14196865), (1640, 12327034), (1780, 11357492), (1840, 10987139), (1886, 10719160), (2047, 9876080), (3011, 6714160), (3280, 6163517), (3560, 5678746), (3649, 5540240), (3772, 5359580), (4094, 4938040), (4715, 4287664), (6022, 3357080), (7120, 2839373), (7298, 2770120), (7544, 2679790), (8188, 2469020), (9430, 2143832), (10235, 1975216), (12044, 1678540), (14596, 1385060), (15055, 1342832), (15088, 1339895), (16376, 1234510), (18245, 1108048), (18860, 1071916), (20470, 987608), (24088, 839270), (29192, 692530), (30110, 671416), (32752, 617255), (36490, 554024), (37720, 535958), (40940, 493804), (48176, 419635), (58384, 346265), (60220, 335708), (69253, 291920), (72980, 277012), (75440, 267979), (81880, 246902), (83927, 240880), (120440, 167854), (123451, 163760), (138506, 145960)]