45217220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{72931}}^1$

素因数の和:72971

約数の個数: 24

約数和(自身を含む): 98020608

約数和(自身を除く): 52803388

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 72931, 145862, 291724, 364655, 729310, 1458620, 2260861, 4521722, 9043444, 11304305, 22608610, 45217220]

約数ペア:

[(1, 45217220), (2, 22608610), (4, 11304305), (5, 9043444), (10, 4521722), (20, 2260861), (31, 1458620), (62, 729310), (124, 364655), (155, 291724), (310, 145862), (620, 72931)]