31296440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{111773}}^1$

素因数の和:111791

約数の個数: 32

約数和(自身を含む): 80477280

約数和(自身を除く): 49180840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 111773, 223546, 447092, 558865, 782411, 894184, 1117730, 1564822, 2235460, 3129644, 3912055, 4470920, 6259288, 7824110, 15648220, 31296440]

約数ペア:

[(1, 31296440), (2, 15648220), (4, 7824110), (5, 6259288), (7, 4470920), (8, 3912055), (10, 3129644), (14, 2235460), (20, 1564822), (28, 1117730), (35, 894184), (40, 782411), (56, 558865), (70, 447092), (140, 223546), (280, 111773)]