10218520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 25391520

約数和(自身を除く): 15173000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 457, 520, 559, 860, 914, 1118, 1720, 1828, 2236, 2285, 2795, 3656, 4472, 4570, 5590, 5941, 9140, 11180, 11882, 18280, 19651, 22360, 23764, 29705, 39302, 47528, 59410, 78604, 98255, 118820, 157208, 196510, 237640, 255463, 393020, 510926, 786040, 1021852, 1277315, 2043704, 2554630, 5109260, 10218520]

約数ペア:

[(1, 10218520), (2, 5109260), (4, 2554630), (5, 2043704), (8, 1277315), (10, 1021852), (13, 786040), (20, 510926), (26, 393020), (40, 255463), (43, 237640), (52, 196510), (65, 157208), (86, 118820), (104, 98255), (130, 78604), (172, 59410), (215, 47528), (260, 39302), (344, 29705), (430, 23764), (457, 22360), (520, 19651), (559, 18280), (860, 11882), (914, 11180), (1118, 9140), (1720, 5941), (1828, 5590), (2236, 4570), (2285, 4472), (2795, 3656)]