42403820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{739}}^1$

素因数の和:918

約数の個数: 48

約数和(自身を含む): 94483200

約数和(自身を除く): 52079380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 151, 190, 302, 380, 604, 739, 755, 1478, 1510, 2869, 2956, 3020, 3695, 5738, 7390, 11476, 14041, 14345, 14780, 28082, 28690, 56164, 57380, 70205, 111589, 140410, 223178, 280820, 446356, 557945, 1115890, 2120191, 2231780, 4240382, 8480764, 10600955, 21201910, 42403820]

約数ペア:

[(1, 42403820), (2, 21201910), (4, 10600955), (5, 8480764), (10, 4240382), (19, 2231780), (20, 2120191), (38, 1115890), (76, 557945), (95, 446356), (151, 280820), (190, 223178), (302, 140410), (380, 111589), (604, 70205), (739, 57380), (755, 56164), (1478, 28690), (1510, 28082), (2869, 14780), (2956, 14345), (3020, 14041), (3695, 11476), (5738, 7390)]