312156640

素因数分解:

$2^5\times 5^1\times {\mathrm{1950979}}^1$

素因数の和:1950994

約数の個数: 24

約数和(自身を含む): 737470440

約数和(自身を除く): 425313800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1950979, 3901958, 7803916, 9754895, 15607832, 19509790, 31215664, 39019580, 62431328, 78039160, 156078320, 312156640]

約数ペア:

[(1, 312156640), (2, 156078320), (4, 78039160), (5, 62431328), (8, 39019580), (10, 31215664), (16, 19509790), (20, 15607832), (32, 9754895), (40, 7803916), (80, 3901958), (160, 1950979)]