20101285240

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{94621}}^1$

素因数の和:94792

約数の個数: 64

約数和(自身を含む): 46599442560

約数和(自身を除く): 26498157320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 113, 188, 226, 235, 376, 452, 470, 565, 904, 940, 1130, 1880, 2260, 4520, 5311, 10622, 21244, 26555, 42488, 53110, 94621, 106220, 189242, 212440, 378484, 473105, 756968, 946210, 1892420, 3784840, 4447187, 8894374, 10692173, 17788748, 21384346, 22235935, 35577496, 42768692, 44471870, 53460865, 85537384, 88943740, 106921730, 177887480, 213843460, 427686920, 502532131, 1005064262, 2010128524, 2512660655, 4020257048, 5025321310, 10050642620, 20101285240]

約数ペア:

[(1, 20101285240), (2, 10050642620), (4, 5025321310), (5, 4020257048), (8, 2512660655), (10, 2010128524), (20, 1005064262), (40, 502532131), (47, 427686920), (94, 213843460), (113, 177887480), (188, 106921730), (226, 88943740), (235, 85537384), (376, 53460865), (452, 44471870), (470, 42768692), (565, 35577496), (904, 22235935), (940, 21384346), (1130, 17788748), (1880, 10692173), (2260, 8894374), (4520, 4447187), (5311, 3784840), (10622, 1892420), (21244, 946210), (26555, 756968), (42488, 473105), (53110, 378484), (94621, 212440), (106220, 189242)]