17847760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:213

約数の個数: 120

約数和(自身を含む): 50253480

約数和(自身を除く): 32405720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 49, 56, 58, 70, 80, 98, 112, 116, 140, 145, 157, 196, 203, 232, 245, 280, 290, 314, 392, 406, 464, 490, 560, 580, 628, 784, 785, 812, 980, 1015, 1099, 1160, 1256, 1421, 1570, 1624, 1960, 2030, 2198, 2320, 2512, 2842, 3140, 3248, 3920, 4060, 4396, 4553, 5495, 5684, 6280, 7105, 7693, 8120, 8792, 9106, 10990, 11368, 12560, 14210, 15386, 16240, 17584, 18212, 21980, 22736, 22765, 28420, 30772, 31871, 36424, 38465, 43960, 45530, 56840, 61544, 63742, 72848, 76930, 87920, 91060, 113680, 123088, 127484, 153860, 159355, 182120, 223097, 254968, 307720, 318710, 364240, 446194, 509936, 615440, 637420, 892388, 1115485, 1274840, 1784776, 2230970, 2549680, 3569552, 4461940, 8923880, 17847760]

約数ペア:

[(1, 17847760), (2, 8923880), (4, 4461940), (5, 3569552), (7, 2549680), (8, 2230970), (10, 1784776), (14, 1274840), (16, 1115485), (20, 892388), (28, 637420), (29, 615440), (35, 509936), (40, 446194), (49, 364240), (56, 318710), (58, 307720), (70, 254968), (80, 223097), (98, 182120), (112, 159355), (116, 153860), (140, 127484), (145, 123088), (157, 113680), (196, 91060), (203, 87920), (232, 76930), (245, 72848), (280, 63742), (290, 61544), (314, 56840), (392, 45530), (406, 43960), (464, 38465), (490, 36424), (560, 31871), (580, 30772), (628, 28420), (784, 22765), (785, 22736), (812, 21980), (980, 18212), (1015, 17584), (1099, 16240), (1160, 15386), (1256, 14210), (1421, 12560), (1570, 11368), (1624, 10990), (1960, 9106), (2030, 8792), (2198, 8120), (2320, 7693), (2512, 7105), (2842, 6280), (3140, 5684), (3248, 5495), (3920, 4553), (4060, 4396)]