17803840

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:140

約数の個数: 112

約数和(自身を含む): 46085760

約数和(自身を除く): 28281920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 41, 46, 59, 64, 80, 82, 92, 115, 118, 160, 164, 184, 205, 230, 236, 295, 320, 328, 368, 410, 460, 472, 590, 656, 736, 820, 920, 943, 944, 1180, 1312, 1357, 1472, 1640, 1840, 1886, 1888, 2360, 2419, 2624, 2714, 3280, 3680, 3772, 3776, 4715, 4720, 4838, 5428, 6560, 6785, 7360, 7544, 9430, 9440, 9676, 10856, 12095, 13120, 13570, 15088, 18860, 18880, 19352, 21712, 24190, 27140, 30176, 37720, 38704, 43424, 48380, 54280, 55637, 60352, 75440, 77408, 86848, 96760, 108560, 111274, 150880, 154816, 193520, 217120, 222548, 278185, 301760, 387040, 434240, 445096, 556370, 774080, 890192, 1112740, 1780384, 2225480, 3560768, 4450960, 8901920, 17803840]

約数ペア:

[(1, 17803840), (2, 8901920), (4, 4450960), (5, 3560768), (8, 2225480), (10, 1780384), (16, 1112740), (20, 890192), (23, 774080), (32, 556370), (40, 445096), (41, 434240), (46, 387040), (59, 301760), (64, 278185), (80, 222548), (82, 217120), (92, 193520), (115, 154816), (118, 150880), (160, 111274), (164, 108560), (184, 96760), (205, 86848), (230, 77408), (236, 75440), (295, 60352), (320, 55637), (328, 54280), (368, 48380), (410, 43424), (460, 38704), (472, 37720), (590, 30176), (656, 27140), (736, 24190), (820, 21712), (920, 19352), (943, 18880), (944, 18860), (1180, 15088), (1312, 13570), (1357, 13120), (1472, 12095), (1640, 10856), (1840, 9676), (1886, 9440), (1888, 9430), (2360, 7544), (2419, 7360), (2624, 6785), (2714, 6560), (3280, 5428), (3680, 4838), (3772, 4720), (3776, 4715)]