1282104820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2067911}}^1$

素因数の和:2067951

約数の個数: 24

約数和(自身を含む): 2779273728

約数和(自身を除く): 1497168908

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 2067911, 4135822, 8271644, 10339555, 20679110, 41358220, 64105241, 128210482, 256420964, 320526205, 641052410, 1282104820]

約数ペア:

[(1, 1282104820), (2, 641052410), (4, 320526205), (5, 256420964), (10, 128210482), (20, 64105241), (31, 41358220), (62, 20679110), (124, 10339555), (155, 8271644), (310, 4135822), (620, 2067911)]