408026852960

素因数分解:

$2^5\times 5^1\times {\mathrm{11981}}^1\times {\mathrm{212851}}^1$

素因数の和:224847

約数の個数: 48

約数和(自身を含む): 964048426992

約数和(自身を除く): 556021574032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 11981, 23962, 47924, 59905, 95848, 119810, 191696, 212851, 239620, 383392, 425702, 479240, 851404, 958480, 1064255, 1702808, 1916960, 2128510, 3405616, 4257020, 6811232, 8514040, 17028080, 34056160, 2550167831, 5100335662, 10200671324, 12750839155, 20401342648, 25501678310, 40802685296, 51003356620, 81605370592, 102006713240, 204013426480, 408026852960]

約数ペア:

[(1, 408026852960), (2, 204013426480), (4, 102006713240), (5, 81605370592), (8, 51003356620), (10, 40802685296), (16, 25501678310), (20, 20401342648), (32, 12750839155), (40, 10200671324), (80, 5100335662), (160, 2550167831), (11981, 34056160), (23962, 17028080), (47924, 8514040), (59905, 6811232), (95848, 4257020), (119810, 3405616), (191696, 2128510), (212851, 1916960), (239620, 1702808), (383392, 1064255), (425702, 958480), (479240, 851404)]