297516760

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{31121}}^1$

素因数の和:31371

約数の個数: 32

約数和(自身を含む): 672235200

約数和(自身を除く): 374718440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 9560, 31121, 62242, 124484, 155605, 248968, 311210, 622420, 1244840, 7437919, 14875838, 29751676, 37189595, 59503352, 74379190, 148758380, 297516760]

約数ペア:

[(1, 297516760), (2, 148758380), (4, 74379190), (5, 59503352), (8, 37189595), (10, 29751676), (20, 14875838), (40, 7437919), (239, 1244840), (478, 622420), (956, 311210), (1195, 248968), (1912, 155605), (2390, 124484), (4780, 62242), (9560, 31121)]