397332220

素因数分解:

$2^2\times 5^1\times {\mathrm{1367}}^1\times {\mathrm{14533}}^1$

素因数の和:15909

約数の個数: 24

約数和(自身を含む): 835065504

約数和(自身を除く): 437733284

約数列:

[1, 2, 4, 5, 10, 20, 1367, 2734, 5468, 6835, 13670, 14533, 27340, 29066, 58132, 72665, 145330, 290660, 19866611, 39733222, 79466444, 99333055, 198666110, 397332220]

約数ペア:

[(1, 397332220), (2, 198666110), (4, 99333055), (5, 79466444), (10, 39733222), (20, 19866611), (1367, 290660), (2734, 145330), (5468, 72665), (6835, 58132), (13670, 29066), (14533, 27340)]