1040804540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1678717}}^1$

素因数の和:1678757

約数の個数: 24

約数和(自身を含む): 2256196992

約数和(自身を除く): 1215392452

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1678717, 3357434, 6714868, 8393585, 16787170, 33574340, 52040227, 104080454, 208160908, 260201135, 520402270, 1040804540]

約数ペア:

[(1, 1040804540), (2, 520402270), (4, 260201135), (5, 208160908), (10, 104080454), (20, 52040227), (31, 33574340), (62, 16787170), (124, 8393585), (155, 6714868), (310, 3357434), (620, 1678717)]