30238960

素因数分解:

$2^4\times 5^1\times {\mathrm{431}}^1\times {\mathrm{877}}^1$

素因数の和:1321

約数の個数: 40

約数和(自身を含む): 70549056

約数和(自身を除く): 40310096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 431, 862, 877, 1724, 1754, 2155, 3448, 3508, 4310, 4385, 6896, 7016, 8620, 8770, 14032, 17240, 17540, 34480, 35080, 70160, 377987, 755974, 1511948, 1889935, 3023896, 3779870, 6047792, 7559740, 15119480, 30238960]

約数ペア:

[(1, 30238960), (2, 15119480), (4, 7559740), (5, 6047792), (8, 3779870), (10, 3023896), (16, 1889935), (20, 1511948), (40, 755974), (80, 377987), (431, 70160), (862, 35080), (877, 34480), (1724, 17540), (1754, 17240), (2155, 14032), (3448, 8770), (3508, 8620), (4310, 7016), (4385, 6896)]