30775060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{743}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 68745600

約数和(自身を除く): 37970540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 190, 218, 380, 436, 545, 743, 1090, 1486, 2071, 2180, 2972, 3715, 4142, 7430, 8284, 10355, 14117, 14860, 20710, 28234, 41420, 56468, 70585, 80987, 141170, 161974, 282340, 323948, 404935, 809870, 1538753, 1619740, 3077506, 6155012, 7693765, 15387530, 30775060]

約数ペア:

[(1, 30775060), (2, 15387530), (4, 7693765), (5, 6155012), (10, 3077506), (19, 1619740), (20, 1538753), (38, 809870), (76, 404935), (95, 323948), (109, 282340), (190, 161974), (218, 141170), (380, 80987), (436, 70585), (545, 56468), (743, 41420), (1090, 28234), (1486, 20710), (2071, 14860), (2180, 14117), (2972, 10355), (3715, 8284), (4142, 7430)]