40291090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{3863}}^1$

素因数の和:4026

約数の個数: 32

約数和(自身を含む): 83462400

約数和(自身を除く): 43171310

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 149, 298, 745, 1043, 1490, 2086, 3863, 5215, 7726, 10430, 19315, 27041, 38630, 54082, 135205, 270410, 575587, 1151174, 2877935, 4029109, 5755870, 8058218, 20145545, 40291090]

約数ペア:

[(1, 40291090), (2, 20145545), (5, 8058218), (7, 5755870), (10, 4029109), (14, 2877935), (35, 1151174), (70, 575587), (149, 270410), (298, 135205), (745, 54082), (1043, 38630), (1490, 27041), (2086, 19315), (3863, 10430), (5215, 7726)]