520011160

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{28447}}^1$

素因数の和:28915

約数の個数: 32

約数和(自身を含む): 1172626560

約数和(自身を除く): 652615400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 914, 1828, 2285, 3656, 4570, 9140, 18280, 28447, 56894, 113788, 142235, 227576, 284470, 568940, 1137880, 13000279, 26000558, 52001116, 65001395, 104002232, 130002790, 260005580, 520011160]

約数ペア:

[(1, 520011160), (2, 260005580), (4, 130002790), (5, 104002232), (8, 65001395), (10, 52001116), (20, 26000558), (40, 13000279), (457, 1137880), (914, 568940), (1828, 284470), (2285, 227576), (3656, 142235), (4570, 113788), (9140, 56894), (18280, 28447)]