83213420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{58601}}^1$

素因数の和:58681

約数の個数: 24

約数和(自身を含む): 177212448

約数和(自身を除く): 93999028

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 58601, 117202, 234404, 293005, 586010, 1172020, 4160671, 8321342, 16642684, 20803355, 41606710, 83213420]

約数ペア:

[(1, 83213420), (2, 41606710), (4, 20803355), (5, 16642684), (10, 8321342), (20, 4160671), (71, 1172020), (142, 586010), (284, 293005), (355, 234404), (710, 117202), (1420, 58601)]