40273870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44257}}^1$

素因数の和:44284

約数の個数: 32

約数和(自身を含む): 89224128

約数和(自身を除く): 48950258

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 44257, 88514, 221285, 309799, 442570, 575341, 619598, 1150682, 1548995, 2876705, 3097990, 4027387, 5753410, 8054774, 20136935, 40273870]

約数ペア:

[(1, 40273870), (2, 20136935), (5, 8054774), (7, 5753410), (10, 4027387), (13, 3097990), (14, 2876705), (26, 1548995), (35, 1150682), (65, 619598), (70, 575341), (91, 442570), (130, 309799), (182, 221285), (455, 88514), (910, 44257)]