39691690

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{739}}^1$

素因数の和:918

約数の個数: 32

約数和(自身を含む): 73846080

約数和(自身を除く): 34154390

約数列:

[1, 2, 5, 10, 41, 82, 131, 205, 262, 410, 655, 739, 1310, 1478, 3695, 5371, 7390, 10742, 26855, 30299, 53710, 60598, 96809, 151495, 193618, 302990, 484045, 968090, 3969169, 7938338, 19845845, 39691690]

約数ペア:

[(1, 39691690), (2, 19845845), (5, 7938338), (10, 3969169), (41, 968090), (82, 484045), (131, 302990), (205, 193618), (262, 151495), (410, 96809), (655, 60598), (739, 53710), (1310, 30299), (1478, 26855), (3695, 10742), (5371, 7390)]