4323220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 10156608

約数和(自身を除く): 5833388

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 457, 473, 860, 914, 946, 1828, 1892, 2285, 2365, 4570, 4730, 5027, 9140, 9460, 10054, 19651, 20108, 25135, 39302, 50270, 78604, 98255, 100540, 196510, 216161, 393020, 432322, 864644, 1080805, 2161610, 4323220]

約数ペア:

[(1, 4323220), (2, 2161610), (4, 1080805), (5, 864644), (10, 432322), (11, 393020), (20, 216161), (22, 196510), (43, 100540), (44, 98255), (55, 78604), (86, 50270), (110, 39302), (172, 25135), (215, 20108), (220, 19651), (430, 10054), (457, 9460), (473, 9140), (860, 5027), (914, 4730), (946, 4570), (1828, 2365), (1892, 2285)]