55271140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{373}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 120637440

約数和(自身を除く): 65366300

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 239, 310, 373, 478, 620, 746, 956, 1195, 1492, 1865, 2390, 3730, 4780, 7409, 7460, 11563, 14818, 23126, 29636, 37045, 46252, 57815, 74090, 89147, 115630, 148180, 178294, 231260, 356588, 445735, 891470, 1782940, 2763557, 5527114, 11054228, 13817785, 27635570, 55271140]

約数ペア:

[(1, 55271140), (2, 27635570), (4, 13817785), (5, 11054228), (10, 5527114), (20, 2763557), (31, 1782940), (62, 891470), (124, 445735), (155, 356588), (239, 231260), (310, 178294), (373, 148180), (478, 115630), (620, 89147), (746, 74090), (956, 57815), (1195, 46252), (1492, 37045), (1865, 29636), (2390, 23126), (3730, 14818), (4780, 11563), (7409, 7460)]