8728060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 20250720

約数和(自身を除く): 11522660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 409, 485, 818, 970, 1067, 1636, 1940, 2045, 2134, 4090, 4268, 4499, 5335, 8180, 8998, 10670, 17996, 21340, 22495, 39673, 44990, 79346, 89980, 158692, 198365, 396730, 436403, 793460, 872806, 1745612, 2182015, 4364030, 8728060]

約数ペア:

[(1, 8728060), (2, 4364030), (4, 2182015), (5, 1745612), (10, 872806), (11, 793460), (20, 436403), (22, 396730), (44, 198365), (55, 158692), (97, 89980), (110, 79346), (194, 44990), (220, 39673), (388, 22495), (409, 21340), (485, 17996), (818, 10670), (970, 8998), (1067, 8180), (1636, 5335), (1940, 4499), (2045, 4268), (2134, 4090)]