40731028

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{677}}^1$

素因数の和:796

約数の個数: 36

約数和(自身を含む): 78166620

約数和(自身を除く): 37435592

約数列:

[1, 2, 4, 13, 26, 52, 89, 169, 178, 338, 356, 676, 677, 1157, 1354, 2314, 2708, 4628, 8801, 15041, 17602, 30082, 35204, 60164, 60253, 114413, 120506, 228826, 241012, 457652, 783289, 1566578, 3133156, 10182757, 20365514, 40731028]

約数ペア:

[(1, 40731028), (2, 20365514), (4, 10182757), (13, 3133156), (26, 1566578), (52, 783289), (89, 457652), (169, 241012), (178, 228826), (338, 120506), (356, 114413), (676, 60253), (677, 60164), (1157, 35204), (1354, 30082), (2314, 17602), (2708, 15041), (4628, 8801)]