868509410

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{20743}}^1$

素因数の和:20882

約数の個数: 32

約数和(自身を含む): 1613053440

約数和(自身を除く): 744544030

約数列:

[1, 2, 5, 10, 53, 79, 106, 158, 265, 395, 530, 790, 4187, 8374, 20743, 20935, 41486, 41870, 103715, 207430, 1099379, 1638697, 2198758, 3277394, 5496895, 8193485, 10993790, 16386970, 86850941, 173701882, 434254705, 868509410]

約数ペア:

[(1, 868509410), (2, 434254705), (5, 173701882), (10, 86850941), (53, 16386970), (79, 10993790), (106, 8193485), (158, 5496895), (265, 3277394), (395, 2198758), (530, 1638697), (790, 1099379), (4187, 207430), (8374, 103715), (20743, 41870), (20935, 41486)]