31391710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2011}}^1$

素因数の和:2248

約数の個数: 32

約数和(自身を含む): 64899072

約数和(自身を除く): 33507362

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 223, 446, 1115, 1561, 2011, 2230, 3122, 4022, 7805, 10055, 14077, 15610, 20110, 28154, 70385, 140770, 448453, 896906, 2242265, 3139171, 4484530, 6278342, 15695855, 31391710]

約数ペア:

[(1, 31391710), (2, 15695855), (5, 6278342), (7, 4484530), (10, 3139171), (14, 2242265), (35, 896906), (70, 448453), (223, 140770), (446, 70385), (1115, 28154), (1561, 20110), (2011, 15610), (2230, 14077), (3122, 10055), (4022, 7805)]