31923280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23473}}^1$

素因数の和:23503

約数の個数: 40

約数和(自身を含む): 78590952

約数和(自身を除く): 46667672

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 23473, 46946, 93892, 117365, 187784, 234730, 375568, 399041, 469460, 798082, 938920, 1596164, 1877840, 1995205, 3192328, 3990410, 6384656, 7980820, 15961640, 31923280]

約数ペア:

[(1, 31923280), (2, 15961640), (4, 7980820), (5, 6384656), (8, 3990410), (10, 3192328), (16, 1995205), (17, 1877840), (20, 1596164), (34, 938920), (40, 798082), (68, 469460), (80, 399041), (85, 375568), (136, 234730), (170, 187784), (272, 117365), (340, 93892), (680, 46946), (1360, 23473)]