2109746600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{811441}}^1$

素因数の和:811470

約数の個数: 48

約数和(自身を含む): 5282487420

約数和(自身を除く): 3172740820

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 811441, 1622882, 3245764, 4057205, 6491528, 8114410, 10548733, 16228820, 20286025, 21097466, 32457640, 40572050, 42194932, 52743665, 81144100, 84389864, 105487330, 162288200, 210974660, 263718325, 421949320, 527436650, 1054873300, 2109746600]

約数ペア:

[(1, 2109746600), (2, 1054873300), (4, 527436650), (5, 421949320), (8, 263718325), (10, 210974660), (13, 162288200), (20, 105487330), (25, 84389864), (26, 81144100), (40, 52743665), (50, 42194932), (52, 40572050), (65, 32457640), (100, 21097466), (104, 20286025), (130, 16228820), (200, 10548733), (260, 8114410), (325, 6491528), (520, 4057205), (650, 3245764), (1300, 1622882), (2600, 811441)]