39994850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{499}}^1$

素因数の和:747

約数の個数: 48

約数和(自身を含む): 85560000

約数和(自身を除く): 45565150

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 229, 350, 458, 499, 998, 1145, 1603, 2290, 2495, 3206, 3493, 4990, 5725, 6986, 8015, 11450, 12475, 16030, 17465, 24950, 34930, 40075, 80150, 87325, 114271, 174650, 228542, 571355, 799897, 1142710, 1599794, 2856775, 3999485, 5713550, 7998970, 19997425, 39994850]

約数ペア:

[(1, 39994850), (2, 19997425), (5, 7998970), (7, 5713550), (10, 3999485), (14, 2856775), (25, 1599794), (35, 1142710), (50, 799897), (70, 571355), (175, 228542), (229, 174650), (350, 114271), (458, 87325), (499, 80150), (998, 40075), (1145, 34930), (1603, 24950), (2290, 17465), (2495, 16030), (3206, 12475), (3493, 11450), (4990, 8015), (5725, 6986)]