774680

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 1769040

約数和(自身を除く): 994360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 181, 214, 362, 428, 535, 724, 856, 905, 1070, 1448, 1810, 2140, 3620, 4280, 7240, 19367, 38734, 77468, 96835, 154936, 193670, 387340, 774680]

約数ペア:

[(1, 774680), (2, 387340), (4, 193670), (5, 154936), (8, 96835), (10, 77468), (20, 38734), (40, 19367), (107, 7240), (181, 4280), (214, 3620), (362, 2140), (428, 1810), (535, 1448), (724, 1070), (856, 905)]