42743260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2801}}^1$

素因数の和:2926

約数の個数: 48

約数和(自身を含む): 103561920

約数和(自身を除く): 60818660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 2801, 3052, 3815, 5602, 7630, 11204, 14005, 15260, 19607, 28010, 39214, 56020, 78428, 98035, 196070, 305309, 392140, 610618, 1221236, 1526545, 2137163, 3053090, 4274326, 6106180, 8548652, 10685815, 21371630, 42743260]

約数ペア:

[(1, 42743260), (2, 21371630), (4, 10685815), (5, 8548652), (7, 6106180), (10, 4274326), (14, 3053090), (20, 2137163), (28, 1526545), (35, 1221236), (70, 610618), (109, 392140), (140, 305309), (218, 196070), (436, 98035), (545, 78428), (763, 56020), (1090, 39214), (1526, 28010), (2180, 19607), (2801, 15260), (3052, 14005), (3815, 11204), (5602, 7630)]