134772920

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{31489}}^1$

素因数の和:31607

約数の個数: 32

約数和(自身を含む): 306082800

約数和(自身を除く): 171309880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 31489, 62978, 125956, 157445, 251912, 314890, 629780, 1259560, 3369323, 6738646, 13477292, 16846615, 26954584, 33693230, 67386460, 134772920]

約数ペア:

[(1, 134772920), (2, 67386460), (4, 33693230), (5, 26954584), (8, 16846615), (10, 13477292), (20, 6738646), (40, 3369323), (107, 1259560), (214, 629780), (428, 314890), (535, 251912), (856, 157445), (1070, 125956), (2140, 62978), (4280, 31489)]