139840970

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{739}}^1$

素因数の和:1022

約数の個数: 32

約数和(自身を含む): 255744000

約数和(自身を除く): 115903030

約数列:

[1, 2, 5, 10, 127, 149, 254, 298, 635, 739, 745, 1270, 1478, 1490, 3695, 7390, 18923, 37846, 93853, 94615, 110111, 187706, 189230, 220222, 469265, 550555, 938530, 1101110, 13984097, 27968194, 69920485, 139840970]

約数ペア:

[(1, 139840970), (2, 69920485), (5, 27968194), (10, 13984097), (127, 1101110), (149, 938530), (254, 550555), (298, 469265), (635, 220222), (739, 189230), (745, 187706), (1270, 110111), (1478, 94615), (1490, 93853), (3695, 37846), (7390, 18923)]