78916940

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{34919}}^1$

素因数の和:35041

約数の個数: 24

約数和(自身を含む): 167196960

約数和(自身を除く): 88280020

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 34919, 69838, 139676, 174595, 349190, 698380, 3945847, 7891694, 15783388, 19729235, 39458470, 78916940]

約数ペア:

[(1, 78916940), (2, 39458470), (4, 19729235), (5, 15783388), (10, 7891694), (20, 3945847), (113, 698380), (226, 349190), (452, 174595), (565, 139676), (1130, 69838), (2260, 34919)]