1569432020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{2357}}^1$

素因数の和:2589

約数の個数: 72

約数和(自身を含む): 3588470424

約数和(自身を除く): 2019038404

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 197, 260, 338, 394, 676, 788, 845, 985, 1690, 1970, 2357, 2561, 3380, 3940, 4714, 5122, 9428, 10244, 11785, 12805, 23570, 25610, 30641, 33293, 47140, 51220, 61282, 66586, 122564, 133172, 153205, 166465, 306410, 332930, 398333, 464329, 612820, 665860, 796666, 928658, 1593332, 1857316, 1991665, 2321645, 3983330, 4643290, 6036277, 7966660, 9286580, 12072554, 24145108, 30181385, 60362770, 78471601, 120725540, 156943202, 313886404, 392358005, 784716010, 1569432020]

約数ペア:

[(1, 1569432020), (2, 784716010), (4, 392358005), (5, 313886404), (10, 156943202), (13, 120725540), (20, 78471601), (26, 60362770), (52, 30181385), (65, 24145108), (130, 12072554), (169, 9286580), (197, 7966660), (260, 6036277), (338, 4643290), (394, 3983330), (676, 2321645), (788, 1991665), (845, 1857316), (985, 1593332), (1690, 928658), (1970, 796666), (2357, 665860), (2561, 612820), (3380, 464329), (3940, 398333), (4714, 332930), (5122, 306410), (9428, 166465), (10244, 153205), (11785, 133172), (12805, 122564), (23570, 66586), (25610, 61282), (30641, 51220), (33293, 47140)]