84780740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{5279}}^1$

素因数の和:5372

約数の個数: 48

約数和(自身を含む): 196922880

約数和(自身を除く): 112142140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1460, 1606, 3212, 4015, 5279, 8030, 10558, 16060, 21116, 26395, 52790, 58069, 105580, 116138, 232276, 290345, 385367, 580690, 770734, 1161380, 1541468, 1926835, 3853670, 4239037, 7707340, 8478074, 16956148, 21195185, 42390370, 84780740]

約数ペア:

[(1, 84780740), (2, 42390370), (4, 21195185), (5, 16956148), (10, 8478074), (11, 7707340), (20, 4239037), (22, 3853670), (44, 1926835), (55, 1541468), (73, 1161380), (110, 770734), (146, 580690), (220, 385367), (292, 290345), (365, 232276), (730, 116138), (803, 105580), (1460, 58069), (1606, 52790), (3212, 26395), (4015, 21116), (5279, 16060), (8030, 10558)]