40013740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2297}}^1$

素因数の和:2386

約数の個数: 48

約数和(自身を含む): 91883232

約数和(自身を除く): 51869492

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 2297, 3484, 4355, 4594, 8710, 9188, 11485, 17420, 22970, 29861, 45940, 59722, 119444, 149305, 153899, 298610, 307798, 597220, 615596, 769495, 1538990, 2000687, 3077980, 4001374, 8002748, 10003435, 20006870, 40013740]

約数ペア:

[(1, 40013740), (2, 20006870), (4, 10003435), (5, 8002748), (10, 4001374), (13, 3077980), (20, 2000687), (26, 1538990), (52, 769495), (65, 615596), (67, 597220), (130, 307798), (134, 298610), (260, 153899), (268, 149305), (335, 119444), (670, 59722), (871, 45940), (1340, 29861), (1742, 22970), (2297, 17420), (3484, 11485), (4355, 9188), (4594, 8710)]