53497940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{86287}}^1$

素因数の和:86327

約数の個数: 24

約数和(自身を含む): 115971072

約数和(自身を除く): 62473132

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 86287, 172574, 345148, 431435, 862870, 1725740, 2674897, 5349794, 10699588, 13374485, 26748970, 53497940]

約数ペア:

[(1, 53497940), (2, 26748970), (4, 13374485), (5, 10699588), (10, 5349794), (20, 2674897), (31, 1725740), (62, 862870), (124, 431435), (155, 345148), (310, 172574), (620, 86287)]