488920

素因数分解:

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

素因数の和:747

約数の個数: 32

約数和(自身を含む): 1166400

約数和(自身を除く): 677480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 719, 1438, 2876, 3595, 5752, 7190, 12223, 14380, 24446, 28760, 48892, 61115, 97784, 122230, 244460, 488920]

約数ペア:

[(1, 488920), (2, 244460), (4, 122230), (5, 97784), (8, 61115), (10, 48892), (17, 28760), (20, 24446), (34, 14380), (40, 12223), (68, 7190), (85, 5752), (136, 3595), (170, 2876), (340, 1438), (680, 719)]