30281080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{44531}}^1$

素因数の和:44559

約数の個数: 32

約数和(自身を含む): 72141840

約数和(自身を除く): 41860760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 44531, 89062, 178124, 222655, 356248, 445310, 757027, 890620, 1514054, 1781240, 3028108, 3785135, 6056216, 7570270, 15140540, 30281080]

約数ペア:

[(1, 30281080), (2, 15140540), (4, 7570270), (5, 6056216), (8, 3785135), (10, 3028108), (17, 1781240), (20, 1514054), (34, 890620), (40, 757027), (68, 445310), (85, 356248), (136, 222655), (170, 178124), (340, 89062), (680, 44531)]