1557103660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1063}}^1\times {\mathrm{10463}}^1$

素因数の和:11542

約数の個数: 48

約数和(自身を含む): 3740921856

約数和(自身を除く): 2183818196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1063, 2126, 4252, 5315, 7441, 10463, 10630, 14882, 20926, 21260, 29764, 37205, 41852, 52315, 73241, 74410, 104630, 146482, 148820, 209260, 292964, 366205, 732410, 1464820, 11122169, 22244338, 44488676, 55610845, 77855183, 111221690, 155710366, 222443380, 311420732, 389275915, 778551830, 1557103660]

約数ペア:

[(1, 1557103660), (2, 778551830), (4, 389275915), (5, 311420732), (7, 222443380), (10, 155710366), (14, 111221690), (20, 77855183), (28, 55610845), (35, 44488676), (70, 22244338), (140, 11122169), (1063, 1464820), (2126, 732410), (4252, 366205), (5315, 292964), (7441, 209260), (10463, 148820), (10630, 146482), (14882, 104630), (20926, 74410), (21260, 73241), (29764, 52315), (37205, 41852)]