415491140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{670147}}^1$

素因数の和:670187

約数の個数: 24

約数和(自身を含む): 900678912

約数和(自身を除く): 485187772

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 670147, 1340294, 2680588, 3350735, 6701470, 13402940, 20774557, 41549114, 83098228, 103872785, 207745570, 415491140]

約数ペア:

[(1, 415491140), (2, 207745570), (4, 103872785), (5, 83098228), (10, 41549114), (20, 20774557), (31, 13402940), (62, 6701470), (124, 3350735), (155, 2680588), (310, 1340294), (620, 670147)]