2536820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 6265728

約数和(自身を除く): 3728908

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 887, 1430, 1774, 2860, 3548, 4435, 8870, 9757, 11531, 17740, 19514, 23062, 39028, 46124, 48785, 57655, 97570, 115310, 126841, 195140, 230620, 253682, 507364, 634205, 1268410, 2536820]

約数ペア:

[(1, 2536820), (2, 1268410), (4, 634205), (5, 507364), (10, 253682), (11, 230620), (13, 195140), (20, 126841), (22, 115310), (26, 97570), (44, 57655), (52, 48785), (55, 46124), (65, 39028), (110, 23062), (130, 19514), (143, 17740), (220, 11531), (260, 9757), (286, 8870), (572, 4435), (715, 3548), (887, 2860), (1430, 1774)]