30890260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{49823}}^1$

素因数の和:49863

約数の個数: 24

約数和(自身を含む): 66963456

約数和(自身を除く): 36073196

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 49823, 99646, 199292, 249115, 498230, 996460, 1544513, 3089026, 6178052, 7722565, 15445130, 30890260]

約数ペア:

[(1, 30890260), (2, 15445130), (4, 7722565), (5, 6178052), (10, 3089026), (20, 1544513), (31, 996460), (62, 498230), (124, 249115), (155, 199292), (310, 99646), (620, 49823)]