31199060

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 67495680

約数和(自身を除く): 36296620

約数列:

[1, 2, 4, 5, 10, 20, 61, 107, 122, 214, 239, 244, 305, 428, 478, 535, 610, 956, 1070, 1195, 1220, 2140, 2390, 4780, 6527, 13054, 14579, 25573, 26108, 29158, 32635, 51146, 58316, 65270, 72895, 102292, 127865, 130540, 145790, 255730, 291580, 511460, 1559953, 3119906, 6239812, 7799765, 15599530, 31199060]

約数ペア:

[(1, 31199060), (2, 15599530), (4, 7799765), (5, 6239812), (10, 3119906), (20, 1559953), (61, 511460), (107, 291580), (122, 255730), (214, 145790), (239, 130540), (244, 127865), (305, 102292), (428, 72895), (478, 65270), (535, 58316), (610, 51146), (956, 32635), (1070, 29158), (1195, 26108), (1220, 25573), (2140, 14579), (2390, 13054), (4780, 6527)]