28155110

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1597}}^1$

素因数の和:1688

約数の個数: 32

約数和(自身を含む): 53155872

約数和(自身を除く): 25000762

約数列:

[1, 2, 5, 10, 41, 43, 82, 86, 205, 215, 410, 430, 1597, 1763, 3194, 3526, 7985, 8815, 15970, 17630, 65477, 68671, 130954, 137342, 327385, 343355, 654770, 686710, 2815511, 5631022, 14077555, 28155110]

約数ペア:

[(1, 28155110), (2, 14077555), (5, 5631022), (10, 2815511), (41, 686710), (43, 654770), (82, 343355), (86, 327385), (205, 137342), (215, 130954), (410, 68671), (430, 65477), (1597, 17630), (1763, 15970), (3194, 8815), (3526, 7985)]