5007740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 11176704

約数和(自身を除く): 6168964

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 197, 205, 310, 394, 410, 620, 788, 820, 985, 1271, 1970, 2542, 3940, 5084, 6107, 6355, 8077, 12214, 12710, 16154, 24428, 25420, 30535, 32308, 40385, 61070, 80770, 122140, 161540, 250387, 500774, 1001548, 1251935, 2503870, 5007740]

約数ペア:

[(1, 5007740), (2, 2503870), (4, 1251935), (5, 1001548), (10, 500774), (20, 250387), (31, 161540), (41, 122140), (62, 80770), (82, 61070), (124, 40385), (155, 32308), (164, 30535), (197, 25420), (205, 24428), (310, 16154), (394, 12710), (410, 12214), (620, 8077), (788, 6355), (820, 6107), (985, 5084), (1271, 3940), (1970, 2542)]