17322640

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{971}}^1$

素因数の和:1207

約数の個数: 40

約数和(自身を含む): 40497408

約数和(自身を除く): 23174768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 446, 892, 971, 1115, 1784, 1942, 2230, 3568, 3884, 4460, 4855, 7768, 8920, 9710, 15536, 17840, 19420, 38840, 77680, 216533, 433066, 866132, 1082665, 1732264, 2165330, 3464528, 4330660, 8661320, 17322640]

約数ペア:

[(1, 17322640), (2, 8661320), (4, 4330660), (5, 3464528), (8, 2165330), (10, 1732264), (16, 1082665), (20, 866132), (40, 433066), (80, 216533), (223, 77680), (446, 38840), (892, 19420), (971, 17840), (1115, 15536), (1784, 9710), (1942, 8920), (2230, 7768), (3568, 4855), (3884, 4460)]