1259585440

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{110879}}^1$

素因数の和:110965

約数の個数: 48

約数和(自身を含む): 3017710080

約数和(自身を除く): 1758124640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 110879, 221758, 443516, 554395, 887032, 1108790, 1774064, 2217580, 3548128, 4435160, 7872409, 8870320, 15744818, 17740640, 31489636, 39362045, 62979272, 78724090, 125958544, 157448180, 251917088, 314896360, 629792720, 1259585440]

約数ペア:

[(1, 1259585440), (2, 629792720), (4, 314896360), (5, 251917088), (8, 157448180), (10, 125958544), (16, 78724090), (20, 62979272), (32, 39362045), (40, 31489636), (71, 17740640), (80, 15744818), (142, 8870320), (160, 7872409), (284, 4435160), (355, 3548128), (568, 2217580), (710, 1774064), (1136, 1108790), (1420, 887032), (2272, 554395), (2840, 443516), (5680, 221758), (11360, 110879)]