123973840

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53437}}^1$

素因数の和:53479

約数の個数: 40

約数和(自身を含む): 298184040

約数和(自身を除く): 174210200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 53437, 106874, 213748, 267185, 427496, 534370, 854992, 1068740, 1549673, 2137480, 3099346, 4274960, 6198692, 7748365, 12397384, 15496730, 24794768, 30993460, 61986920, 123973840]

約数ペア:

[(1, 123973840), (2, 61986920), (4, 30993460), (5, 24794768), (8, 15496730), (10, 12397384), (16, 7748365), (20, 6198692), (29, 4274960), (40, 3099346), (58, 2137480), (80, 1549673), (116, 1068740), (145, 854992), (232, 534370), (290, 427496), (464, 267185), (580, 213748), (1160, 106874), (2320, 53437)]