5639140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1$

素因数の和:109

約数の個数: 72

約数和(自身を含む): 13656888

約数和(自身を除く): 8017748

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 41, 46, 52, 65, 82, 92, 115, 130, 164, 205, 230, 260, 299, 410, 460, 529, 533, 598, 820, 943, 1058, 1066, 1196, 1495, 1886, 2116, 2132, 2645, 2665, 2990, 3772, 4715, 5290, 5330, 5980, 6877, 9430, 10580, 10660, 12259, 13754, 18860, 21689, 24518, 27508, 34385, 43378, 49036, 61295, 68770, 86756, 108445, 122590, 137540, 216890, 245180, 281957, 433780, 563914, 1127828, 1409785, 2819570, 5639140]

約数ペア:

[(1, 5639140), (2, 2819570), (4, 1409785), (5, 1127828), (10, 563914), (13, 433780), (20, 281957), (23, 245180), (26, 216890), (41, 137540), (46, 122590), (52, 108445), (65, 86756), (82, 68770), (92, 61295), (115, 49036), (130, 43378), (164, 34385), (205, 27508), (230, 24518), (260, 21689), (299, 18860), (410, 13754), (460, 12259), (529, 10660), (533, 10580), (598, 9430), (820, 6877), (943, 5980), (1058, 5330), (1066, 5290), (1196, 4715), (1495, 3772), (1886, 2990), (2116, 2665), (2132, 2645)]