1220804540

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{540179}}^1$

素因数の和:540301

約数の個数: 24

約数和(自身を含む): 2586381840

約数和(自身を除く): 1365577300

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 540179, 1080358, 2160716, 2700895, 5401790, 10803580, 61040227, 122080454, 244160908, 305201135, 610402270, 1220804540]

約数ペア:

[(1, 1220804540), (2, 610402270), (4, 305201135), (5, 244160908), (10, 122080454), (20, 61040227), (113, 10803580), (226, 5401790), (452, 2700895), (565, 2160716), (1130, 1080358), (2260, 540179)]