29427640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1423}}^1$

素因数の和:1492

約数の個数: 64

約数和(自身を含む): 73820160

約数和(自身を除く): 44392520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1423, 1880, 2068, 2585, 2846, 4136, 5170, 5692, 7115, 10340, 11384, 14230, 15653, 20680, 28460, 31306, 56920, 62612, 66881, 78265, 125224, 133762, 156530, 267524, 313060, 334405, 535048, 626120, 668810, 735691, 1337620, 1471382, 2675240, 2942764, 3678455, 5885528, 7356910, 14713820, 29427640]

約数ペア:

[(1, 29427640), (2, 14713820), (4, 7356910), (5, 5885528), (8, 3678455), (10, 2942764), (11, 2675240), (20, 1471382), (22, 1337620), (40, 735691), (44, 668810), (47, 626120), (55, 535048), (88, 334405), (94, 313060), (110, 267524), (188, 156530), (220, 133762), (235, 125224), (376, 78265), (440, 66881), (470, 62612), (517, 56920), (940, 31306), (1034, 28460), (1423, 20680), (1880, 15653), (2068, 14230), (2585, 11384), (2846, 10340), (4136, 7115), (5170, 5692)]