1230408880

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{357677}}^1$

素因数の和:357733

約数の個数: 40

約数和(自身を含む): 2927236752

約数和(自身を除く): 1696827872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 357677, 715354, 1430708, 1788385, 2861416, 3576770, 5722832, 7153540, 14307080, 15380111, 28614160, 30760222, 61520444, 76900555, 123040888, 153801110, 246081776, 307602220, 615204440, 1230408880]

約数ペア:

[(1, 1230408880), (2, 615204440), (4, 307602220), (5, 246081776), (8, 153801110), (10, 123040888), (16, 76900555), (20, 61520444), (40, 30760222), (43, 28614160), (80, 15380111), (86, 14307080), (172, 7153540), (215, 5722832), (344, 3576770), (430, 2861416), (688, 1788385), (860, 1430708), (1720, 715354), (3440, 357677)]