8311640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{719}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 19893600

約数和(自身を除く): 11581960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 719, 1156, 1438, 1445, 2312, 2876, 2890, 3595, 5752, 5780, 7190, 11560, 12223, 14380, 24446, 28760, 48892, 61115, 97784, 122230, 207791, 244460, 415582, 488920, 831164, 1038955, 1662328, 2077910, 4155820, 8311640]

約数ペア:

[(1, 8311640), (2, 4155820), (4, 2077910), (5, 1662328), (8, 1038955), (10, 831164), (17, 488920), (20, 415582), (34, 244460), (40, 207791), (68, 122230), (85, 97784), (136, 61115), (170, 48892), (289, 28760), (340, 24446), (578, 14380), (680, 12223), (719, 11560), (1156, 7190), (1438, 5780), (1445, 5752), (2312, 3595), (2876, 2890)]