8198360

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4999}}^1$

素因数の和:5051

約数の個数: 32

約数和(自身を含む): 18900000

約数和(自身を除く): 10701640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 4999, 9998, 19996, 24995, 39992, 49990, 99980, 199960, 204959, 409918, 819836, 1024795, 1639672, 2049590, 4099180, 8198360]

約数ペア:

[(1, 8198360), (2, 4099180), (4, 2049590), (5, 1639672), (8, 1024795), (10, 819836), (20, 409918), (40, 204959), (41, 199960), (82, 99980), (164, 49990), (205, 39992), (328, 24995), (410, 19996), (820, 9998), (1640, 4999)]