2655770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:710

約数の個数: 32

約数和(自身を含む): 5322240

約数和(自身を除く): 2666470

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 659, 806, 1318, 2015, 3295, 4030, 6590, 8567, 17134, 20429, 40858, 42835, 85670, 102145, 204290, 265577, 531154, 1327885, 2655770]

約数ペア:

[(1, 2655770), (2, 1327885), (5, 531154), (10, 265577), (13, 204290), (26, 102145), (31, 85670), (62, 42835), (65, 40858), (130, 20429), (155, 17134), (310, 8567), (403, 6590), (659, 4030), (806, 3295), (1318, 2015)]