403769230

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{4999}}^1$

素因数の和:5244

約数の個数: 32

約数和(自身を含む): 748440000

約数和(自身を除く): 344670770

約数列:

[1, 2, 5, 10, 41, 82, 197, 205, 394, 410, 985, 1970, 4999, 8077, 9998, 16154, 24995, 40385, 49990, 80770, 204959, 409918, 984803, 1024795, 1969606, 2049590, 4924015, 9848030, 40376923, 80753846, 201884615, 403769230]

約数ペア:

[(1, 403769230), (2, 201884615), (5, 80753846), (10, 40376923), (41, 9848030), (82, 4924015), (197, 2049590), (205, 1969606), (394, 1024795), (410, 984803), (985, 409918), (1970, 204959), (4999, 80770), (8077, 49990), (9998, 40385), (16154, 24995)]