12969680

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{727}}^1$

素因数の和:963

約数の個数: 40

約数和(自身を含む): 30331392

約数和(自身を除く): 17361712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 446, 727, 892, 1115, 1454, 1784, 2230, 2908, 3568, 3635, 4460, 5816, 7270, 8920, 11632, 14540, 17840, 29080, 58160, 162121, 324242, 648484, 810605, 1296968, 1621210, 2593936, 3242420, 6484840, 12969680]

約数ペア:

[(1, 12969680), (2, 6484840), (4, 3242420), (5, 2593936), (8, 1621210), (10, 1296968), (16, 810605), (20, 648484), (40, 324242), (80, 162121), (223, 58160), (446, 29080), (727, 17840), (892, 14540), (1115, 11632), (1454, 8920), (1784, 7270), (2230, 5816), (2908, 4460), (3568, 3635)]