31196860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1549}}^1$

素因数の和:1630

約数の個数: 48

約数和(自身を含む): 70308000

約数和(自身を除く): 39111140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 1007, 1060, 1549, 2014, 3098, 4028, 5035, 6196, 7745, 10070, 15490, 20140, 29431, 30980, 58862, 82097, 117724, 147155, 164194, 294310, 328388, 410485, 588620, 820970, 1559843, 1641940, 3119686, 6239372, 7799215, 15598430, 31196860]

約数ペア:

[(1, 31196860), (2, 15598430), (4, 7799215), (5, 6239372), (10, 3119686), (19, 1641940), (20, 1559843), (38, 820970), (53, 588620), (76, 410485), (95, 328388), (106, 294310), (190, 164194), (212, 147155), (265, 117724), (380, 82097), (530, 58862), (1007, 30980), (1060, 29431), (1549, 20140), (2014, 15490), (3098, 10070), (4028, 7745), (5035, 6196)]