439423270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{307289}}^1$

素因数の和:307320

約数の個数: 32

約数和(自身を含む): 929244960

約数和(自身を除く): 489821690

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 307289, 614578, 1536445, 3072890, 3380179, 3994757, 6760358, 7989514, 16900895, 19973785, 33801790, 39947570, 43942327, 87884654, 219711635, 439423270]

約数ペア:

[(1, 439423270), (2, 219711635), (5, 87884654), (10, 43942327), (11, 39947570), (13, 33801790), (22, 19973785), (26, 16900895), (55, 7989514), (65, 6760358), (110, 3994757), (130, 3380179), (143, 3072890), (286, 1536445), (715, 614578), (1430, 307289)]