63660040

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{6659}}^1$

素因数の和:6909

約数の個数: 32

約数和(自身を含む): 143856000

約数和(自身を除く): 80195960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 6659, 9560, 13318, 26636, 33295, 53272, 66590, 133180, 266360, 1591501, 3183002, 6366004, 7957505, 12732008, 15915010, 31830020, 63660040]

約数ペア:

[(1, 63660040), (2, 31830020), (4, 15915010), (5, 12732008), (8, 7957505), (10, 6366004), (20, 3183002), (40, 1591501), (239, 266360), (478, 133180), (956, 66590), (1195, 53272), (1912, 33295), (2390, 26636), (4780, 13318), (6659, 9560)]