2078646032

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{54979}}^1$

素因数の和:55143

約数の個数: 40

約数和(自身を含む): 4295037600

約数和(自身を除く): 2216391568

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 139, 272, 278, 556, 1112, 2224, 2363, 4726, 9452, 18904, 37808, 54979, 109958, 219916, 439832, 879664, 934643, 1869286, 3738572, 7477144, 7642081, 14954288, 15284162, 30568324, 61136648, 122273296, 129915377, 259830754, 519661508, 1039323016, 2078646032]

約数ペア:

[(1, 2078646032), (2, 1039323016), (4, 519661508), (8, 259830754), (16, 129915377), (17, 122273296), (34, 61136648), (68, 30568324), (136, 15284162), (139, 14954288), (272, 7642081), (278, 7477144), (556, 3738572), (1112, 1869286), (2224, 934643), (2363, 879664), (4726, 439832), (9452, 219916), (18904, 109958), (37808, 54979)]