388617970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{29023}}^1$

素因数の和:29146

約数の個数: 32

約数和(自身を含む): 760660992

約数和(自身を除く): 372043022

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 206, 515, 1030, 1339, 2678, 6695, 13390, 29023, 58046, 145115, 290230, 377299, 754598, 1886495, 2989369, 3772990, 5978738, 14946845, 29893690, 38861797, 77723594, 194308985, 388617970]

約数ペア:

[(1, 388617970), (2, 194308985), (5, 77723594), (10, 38861797), (13, 29893690), (26, 14946845), (65, 5978738), (103, 3772990), (130, 2989369), (206, 1886495), (515, 754598), (1030, 377299), (1339, 290230), (2678, 145115), (6695, 58046), (13390, 29023)]