40258120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{143779}}^1$

素因数の和:143797

約数の個数: 32

約数和(自身を含む): 103521600

約数和(自身を除く): 63263480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 143779, 287558, 575116, 718895, 1006453, 1150232, 1437790, 2012906, 2875580, 4025812, 5032265, 5751160, 8051624, 10064530, 20129060, 40258120]

約数ペア:

[(1, 40258120), (2, 20129060), (4, 10064530), (5, 8051624), (7, 5751160), (8, 5032265), (10, 4025812), (14, 2875580), (20, 2012906), (28, 1437790), (35, 1150232), (40, 1006453), (56, 718895), (70, 575116), (140, 287558), (280, 143779)]