20198220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{48091}}^1$

素因数の和:48110

約数の個数: 48

約数和(自身を含む): 64635648

約数和(自身を除く): 44437428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 48091, 96182, 144273, 192364, 240455, 288546, 336637, 480910, 577092, 673274, 721365, 961820, 1009911, 1346548, 1442730, 1683185, 2019822, 2885460, 3366370, 4039644, 5049555, 6732740, 10099110, 20198220]

約数ペア:

[(1, 20198220), (2, 10099110), (3, 6732740), (4, 5049555), (5, 4039644), (6, 3366370), (7, 2885460), (10, 2019822), (12, 1683185), (14, 1442730), (15, 1346548), (20, 1009911), (21, 961820), (28, 721365), (30, 673274), (35, 577092), (42, 480910), (60, 336637), (70, 288546), (84, 240455), (105, 192364), (140, 144273), (210, 96182), (420, 48091)]