210007240

素因数分解:

$2^3\times 5^1\times {\mathrm{5250181}}^1$

素因数の和:5250192

約数の個数: 16

約数和(自身を含む): 472516380

約数和(自身を除く): 262509140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5250181, 10500362, 21000724, 26250905, 42001448, 52501810, 105003620, 210007240]

約数ペア:

[(1, 210007240), (2, 105003620), (4, 52501810), (5, 42001448), (8, 26250905), (10, 21000724), (20, 10500362), (40, 5250181)]