39847120

素因数分解:

$2^4\times 5^1\times {\mathrm{498089}}^1$

素因数の和:498102

約数の個数: 20

約数和(自身を含む): 92644740

約数和(自身を除く): 52797620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 498089, 996178, 1992356, 2490445, 3984712, 4980890, 7969424, 9961780, 19923560, 39847120]

約数ペア:

[(1, 39847120), (2, 19923560), (4, 9961780), (5, 7969424), (8, 4980890), (10, 3984712), (16, 2490445), (20, 1992356), (40, 996178), (80, 498089)]