20122422710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{384089}}^1$

素因数の和:384153

約数の個数: 48

約数和(自身を含む): 40486158720

約数和(自身を除く): 20363736010

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 310, 338, 403, 806, 845, 1690, 2015, 4030, 5239, 10478, 26195, 52390, 384089, 768178, 1920445, 3840890, 4993157, 9986314, 11906759, 23813518, 24965785, 49931570, 59533795, 64911041, 119067590, 129822082, 154787867, 309575734, 324555205, 649110410, 773939335, 1547878670, 2012242271, 4024484542, 10061211355, 20122422710]

約数ペア:

[(1, 20122422710), (2, 10061211355), (5, 4024484542), (10, 2012242271), (13, 1547878670), (26, 773939335), (31, 649110410), (62, 324555205), (65, 309575734), (130, 154787867), (155, 129822082), (169, 119067590), (310, 64911041), (338, 59533795), (403, 49931570), (806, 24965785), (845, 23813518), (1690, 11906759), (2015, 9986314), (4030, 4993157), (5239, 3840890), (10478, 1920445), (26195, 768178), (52390, 384089)]