20525880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{171049}}^1$

素因数の和:171063

約数の個数: 32

約数和(自身を含む): 61578000

約数和(自身を除く): 41052120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 171049, 342098, 513147, 684196, 855245, 1026294, 1368392, 1710490, 2052588, 2565735, 3420980, 4105176, 5131470, 6841960, 10262940, 20525880]

約数ペア:

[(1, 20525880), (2, 10262940), (3, 6841960), (4, 5131470), (5, 4105176), (6, 3420980), (8, 2565735), (10, 2052588), (12, 1710490), (15, 1368392), (20, 1026294), (24, 855245), (30, 684196), (40, 513147), (60, 342098), (120, 171049)]