20559480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{171329}}^1$

素因数の和:171343

約数の個数: 32

約数和(自身を含む): 61678800

約数和(自身を除く): 41119320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 171329, 342658, 513987, 685316, 856645, 1027974, 1370632, 1713290, 2055948, 2569935, 3426580, 4111896, 5139870, 6853160, 10279740, 20559480]

約数ペア:

[(1, 20559480), (2, 10279740), (3, 6853160), (4, 5139870), (5, 4111896), (6, 3426580), (8, 2569935), (10, 2055948), (12, 1713290), (15, 1370632), (20, 1027974), (24, 856645), (30, 685316), (40, 513987), (60, 342658), (120, 171329)]