13909520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9151}}^1$

素因数の和:9183

約数の個数: 40

約数和(自身を含む): 34045440

約数和(自身を除く): 20135920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 9151, 18302, 36604, 45755, 73208, 91510, 146416, 173869, 183020, 347738, 366040, 695476, 732080, 869345, 1390952, 1738690, 2781904, 3477380, 6954760, 13909520]

約数ペア:

[(1, 13909520), (2, 6954760), (4, 3477380), (5, 2781904), (8, 1738690), (10, 1390952), (16, 869345), (19, 732080), (20, 695476), (38, 366040), (40, 347738), (76, 183020), (80, 173869), (95, 146416), (152, 91510), (190, 73208), (304, 45755), (380, 36604), (760, 18302), (1520, 9151)]