2252770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 48

約数和(自身を含む): 4637952

約数和(自身を除く): 2385182

約数列:

[1, 2, 5, 10, 13, 26, 31, 43, 62, 65, 86, 130, 155, 169, 215, 310, 338, 403, 430, 559, 806, 845, 1118, 1333, 1690, 2015, 2666, 2795, 4030, 5239, 5590, 6665, 7267, 10478, 13330, 14534, 17329, 26195, 34658, 36335, 52390, 72670, 86645, 173290, 225277, 450554, 1126385, 2252770]

約数ペア:

[(1, 2252770), (2, 1126385), (5, 450554), (10, 225277), (13, 173290), (26, 86645), (31, 72670), (43, 52390), (62, 36335), (65, 34658), (86, 26195), (130, 17329), (155, 14534), (169, 13330), (215, 10478), (310, 7267), (338, 6665), (403, 5590), (430, 5239), (559, 4030), (806, 2795), (845, 2666), (1118, 2015), (1333, 1690)]