40747408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{863}}^1$

素因数の和:1111

約数の個数: 40

約数和(自身を含む): 85494528

約数和(自身を除く): 44747120

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 227, 454, 863, 908, 1726, 1816, 2951, 3452, 3632, 5902, 6904, 11219, 11804, 13808, 22438, 23608, 44876, 47216, 89752, 179504, 195901, 391802, 783604, 1567208, 2546713, 3134416, 5093426, 10186852, 20373704, 40747408]

約数ペア:

[(1, 40747408), (2, 20373704), (4, 10186852), (8, 5093426), (13, 3134416), (16, 2546713), (26, 1567208), (52, 783604), (104, 391802), (208, 195901), (227, 179504), (454, 89752), (863, 47216), (908, 44876), (1726, 23608), (1816, 22438), (2951, 13808), (3452, 11804), (3632, 11219), (5902, 6904)]