20277209710

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1879}}^1\times {\mathrm{7877}}^1$

素因数の和:9900

約数の個数: 32

約数和(自身を含む): 36789629760

約数和(自身を除く): 16512420050

約数列:

[1, 2, 5, 10, 137, 274, 685, 1370, 1879, 3758, 7877, 9395, 15754, 18790, 39385, 78770, 257423, 514846, 1079149, 1287115, 2158298, 2574230, 5395745, 10791490, 14800883, 29601766, 74004415, 148008830, 2027720971, 4055441942, 10138604855, 20277209710]

約数ペア:

[(1, 20277209710), (2, 10138604855), (5, 4055441942), (10, 2027720971), (137, 148008830), (274, 74004415), (685, 29601766), (1370, 14800883), (1879, 10791490), (3758, 5395745), (7877, 2574230), (9395, 2158298), (15754, 1287115), (18790, 1079149), (39385, 514846), (78770, 257423)]