2030860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 4699296

約数和(自身を除く): 2668436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 107, 130, 146, 214, 260, 292, 365, 428, 535, 730, 949, 1070, 1391, 1460, 1898, 2140, 2782, 3796, 4745, 5564, 6955, 7811, 9490, 13910, 15622, 18980, 27820, 31244, 39055, 78110, 101543, 156220, 203086, 406172, 507715, 1015430, 2030860]

約数ペア:

[(1, 2030860), (2, 1015430), (4, 507715), (5, 406172), (10, 203086), (13, 156220), (20, 101543), (26, 78110), (52, 39055), (65, 31244), (73, 27820), (107, 18980), (130, 15622), (146, 13910), (214, 9490), (260, 7811), (292, 6955), (365, 5564), (428, 4745), (535, 3796), (730, 2782), (949, 2140), (1070, 1898), (1391, 1460)]