109540040

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{21563}}^1$

素因数の和:21701

約数の個数: 32

約数和(自身を含む): 248417280

約数和(自身を除く): 138877240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 21563, 43126, 86252, 107815, 172504, 215630, 431260, 862520, 2738501, 5477002, 10954004, 13692505, 21908008, 27385010, 54770020, 109540040]

約数ペア:

[(1, 109540040), (2, 54770020), (4, 27385010), (5, 21908008), (8, 13692505), (10, 10954004), (20, 5477002), (40, 2738501), (127, 862520), (254, 431260), (508, 215630), (635, 172504), (1016, 107815), (1270, 86252), (2540, 43126), (5080, 21563)]