431378660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{21419}}^1$

素因数の和:21500

約数の個数: 48

約数和(自身を含む): 971611200

約数和(自身を除く): 540232540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 1007, 1060, 2014, 4028, 5035, 10070, 20140, 21419, 42838, 85676, 107095, 214190, 406961, 428380, 813922, 1135207, 1627844, 2034805, 2270414, 4069610, 4540828, 5676035, 8139220, 11352070, 21568933, 22704140, 43137866, 86275732, 107844665, 215689330, 431378660]

約数ペア:

[(1, 431378660), (2, 215689330), (4, 107844665), (5, 86275732), (10, 43137866), (19, 22704140), (20, 21568933), (38, 11352070), (53, 8139220), (76, 5676035), (95, 4540828), (106, 4069610), (190, 2270414), (212, 2034805), (265, 1627844), (380, 1135207), (530, 813922), (1007, 428380), (1060, 406961), (2014, 214190), (4028, 107095), (5035, 85676), (10070, 42838), (20140, 21419)]