5344040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 13305600

約数和(自身を除く): 7961560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 239, 260, 344, 430, 478, 520, 559, 860, 956, 1118, 1195, 1720, 1912, 2236, 2390, 2795, 3107, 4472, 4780, 5590, 6214, 9560, 10277, 11180, 12428, 15535, 20554, 22360, 24856, 31070, 41108, 51385, 62140, 82216, 102770, 124280, 133601, 205540, 267202, 411080, 534404, 668005, 1068808, 1336010, 2672020, 5344040]

約数ペア:

[(1, 5344040), (2, 2672020), (4, 1336010), (5, 1068808), (8, 668005), (10, 534404), (13, 411080), (20, 267202), (26, 205540), (40, 133601), (43, 124280), (52, 102770), (65, 82216), (86, 62140), (104, 51385), (130, 41108), (172, 31070), (215, 24856), (239, 22360), (260, 20554), (344, 15535), (430, 12428), (478, 11180), (520, 10277), (559, 9560), (860, 6214), (956, 5590), (1118, 4780), (1195, 4472), (1720, 3107), (1912, 2795), (2236, 2390)]