918373040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{67927}}^1$

素因数の和:67966

約数の個数: 60

約数和(自身を含む): 2312133264

約数和(自身を除く): 1393760224

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 6760, 13520, 67927, 135854, 271708, 339635, 543416, 679270, 883051, 1086832, 1358540, 1766102, 2717080, 3532204, 4415255, 5434160, 7064408, 8830510, 11479663, 14128816, 17661020, 22959326, 35322040, 45918652, 57398315, 70644080, 91837304, 114796630, 183674608, 229593260, 459186520, 918373040]

約数ペア:

[(1, 918373040), (2, 459186520), (4, 229593260), (5, 183674608), (8, 114796630), (10, 91837304), (13, 70644080), (16, 57398315), (20, 45918652), (26, 35322040), (40, 22959326), (52, 17661020), (65, 14128816), (80, 11479663), (104, 8830510), (130, 7064408), (169, 5434160), (208, 4415255), (260, 3532204), (338, 2717080), (520, 1766102), (676, 1358540), (845, 1086832), (1040, 883051), (1352, 679270), (1690, 543416), (2704, 339635), (3380, 271708), (6760, 135854), (13520, 67927)]