40000996

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{38611}}^1$

素因数の和:38659

約数の個数: 24

約数和(自身を含む): 82166336

約数和(自身を除く): 42165340

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 38611, 77222, 154444, 270277, 540554, 1081108, 1428607, 2857214, 5714428, 10000249, 20000498, 40000996]

約数ペア:

[(1, 40000996), (2, 20000498), (4, 10000249), (7, 5714428), (14, 2857214), (28, 1428607), (37, 1081108), (74, 540554), (148, 270277), (259, 154444), (518, 77222), (1036, 38611)]