40550240

素因数分解:

$2^5\times 5^1\times {\mathrm{253439}}^1$

素因数の和:253454

約数の個数: 24

約数和(自身を含む): 95800320

約数和(自身を除く): 55250080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 253439, 506878, 1013756, 1267195, 2027512, 2534390, 4055024, 5068780, 8110048, 10137560, 20275120, 40550240]

約数ペア:

[(1, 40550240), (2, 20275120), (4, 10137560), (5, 8110048), (8, 5068780), (10, 4055024), (16, 2534390), (20, 2027512), (32, 1267195), (40, 1013756), (80, 506878), (160, 253439)]