31379260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7507}}^1$

素因数の和:7546

約数の個数: 48

約数和(自身を含む): 75680640

約数和(自身を除く): 44301380

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 7507, 15014, 30028, 37535, 75070, 82577, 142633, 150140, 165154, 285266, 330308, 412885, 570532, 713165, 825770, 1426330, 1568963, 1651540, 2852660, 3137926, 6275852, 7844815, 15689630, 31379260]

約数ペア:

[(1, 31379260), (2, 15689630), (4, 7844815), (5, 6275852), (10, 3137926), (11, 2852660), (19, 1651540), (20, 1568963), (22, 1426330), (38, 825770), (44, 713165), (55, 570532), (76, 412885), (95, 330308), (110, 285266), (190, 165154), (209, 150140), (220, 142633), (380, 82577), (418, 75070), (836, 37535), (1045, 30028), (2090, 15014), (4180, 7507)]