40896580

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 88623360

約数和(自身を除く): 47726780

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 139, 188, 235, 278, 313, 470, 556, 626, 695, 940, 1252, 1390, 1565, 2780, 3130, 6260, 6533, 13066, 14711, 26132, 29422, 32665, 43507, 58844, 65330, 73555, 87014, 130660, 147110, 174028, 217535, 294220, 435070, 870140, 2044829, 4089658, 8179316, 10224145, 20448290, 40896580]

約数ペア:

[(1, 40896580), (2, 20448290), (4, 10224145), (5, 8179316), (10, 4089658), (20, 2044829), (47, 870140), (94, 435070), (139, 294220), (188, 217535), (235, 174028), (278, 147110), (313, 130660), (470, 87014), (556, 73555), (626, 65330), (695, 58844), (940, 43507), (1252, 32665), (1390, 29422), (1565, 26132), (2780, 14711), (3130, 13066), (6260, 6533)]