17257970

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:410

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 14675470

約数列:

[1, 2, 5, 10, 71, 109, 142, 218, 223, 355, 446, 545, 710, 1090, 1115, 2230, 7739, 15478, 15833, 24307, 31666, 38695, 48614, 77390, 79165, 121535, 158330, 243070, 1725797, 3451594, 8628985, 17257970]

約数ペア:

[(1, 17257970), (2, 8628985), (5, 3451594), (10, 1725797), (71, 243070), (109, 158330), (142, 121535), (218, 79165), (223, 77390), (355, 48614), (446, 38695), (545, 31666), (710, 24307), (1090, 15833), (1115, 15478), (2230, 7739)]