4247240

素因数分解:

$2^3\times 5^1\times {\mathrm{106181}}^1$

素因数の和:106192

約数の個数: 16

約数和(自身を含む): 9556380

約数和(自身を除く): 5309140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 106181, 212362, 424724, 530905, 849448, 1061810, 2123620, 4247240]

約数ペア:

[(1, 4247240), (2, 2123620), (4, 1061810), (5, 849448), (8, 530905), (10, 424724), (20, 212362), (40, 106181)]