1231569460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{508913}}^1$

素因数の和:508944

約数の個数: 36

約数和(自身を含む): 2842793604

約数和(自身を除く): 1611224144

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 508913, 1017826, 2035652, 2544565, 5089130, 5598043, 10178260, 11196086, 22392172, 27990215, 55980430, 61578473, 111960860, 123156946, 246313892, 307892365, 615784730, 1231569460]

約数ペア:

[(1, 1231569460), (2, 615784730), (4, 307892365), (5, 246313892), (10, 123156946), (11, 111960860), (20, 61578473), (22, 55980430), (44, 27990215), (55, 22392172), (110, 11196086), (121, 10178260), (220, 5598043), (242, 5089130), (484, 2544565), (605, 2035652), (1210, 1017826), (2420, 508913)]