1885202920

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{121157}}^1$

素因数の和:121557

約数の個数: 32

約数和(自身を含む): 4252645800

約数和(自身を除く): 2367442880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 778, 1556, 1945, 3112, 3890, 7780, 15560, 121157, 242314, 484628, 605785, 969256, 1211570, 2423140, 4846280, 47130073, 94260146, 188520292, 235650365, 377040584, 471300730, 942601460, 1885202920]

約数ペア:

[(1, 1885202920), (2, 942601460), (4, 471300730), (5, 377040584), (8, 235650365), (10, 188520292), (20, 94260146), (40, 47130073), (389, 4846280), (778, 2423140), (1556, 1211570), (1945, 969256), (3112, 605785), (3890, 484628), (7780, 242314), (15560, 121157)]