322830620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{329419}}^1$

素因数の和:329442

約数の個数: 36

約数和(自身を含む): 788631480

約数和(自身を除く): 465800860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 329419, 658838, 1317676, 1647095, 2305933, 3294190, 4611866, 6588380, 9223732, 11529665, 16141531, 23059330, 32283062, 46118660, 64566124, 80707655, 161415310, 322830620]

約数ペア:

[(1, 322830620), (2, 161415310), (4, 80707655), (5, 64566124), (7, 46118660), (10, 32283062), (14, 23059330), (20, 16141531), (28, 11529665), (35, 9223732), (49, 6588380), (70, 4611866), (98, 3294190), (140, 2305933), (196, 1647095), (245, 1317676), (490, 658838), (980, 329419)]