1170744040

素因数分解:

$2^3\times 5^1\times {\mathrm{1723}}^1\times {\mathrm{16987}}^1$

素因数の和:18721

約数の個数: 32

約数和(自身を含む): 2635858080

約数和(自身を除く): 1465114040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1723, 3446, 6892, 8615, 13784, 16987, 17230, 33974, 34460, 67948, 68920, 84935, 135896, 169870, 339740, 679480, 29268601, 58537202, 117074404, 146343005, 234148808, 292686010, 585372020, 1170744040]

約数ペア:

[(1, 1170744040), (2, 585372020), (4, 292686010), (5, 234148808), (8, 146343005), (10, 117074404), (20, 58537202), (40, 29268601), (1723, 679480), (3446, 339740), (6892, 169870), (8615, 135896), (13784, 84935), (16987, 68920), (17230, 67948), (33974, 34460)]