20153170260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{881591}}^1$

素因数の和:881733

約数の個数: 72

約数和(自身を含む): 61612701696

約数和(自身を除く): 41459531436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 127, 180, 254, 381, 508, 635, 762, 1143, 1270, 1524, 1905, 2286, 2540, 3810, 4572, 5715, 7620, 11430, 22860, 881591, 1763182, 2644773, 3526364, 4407955, 5289546, 7934319, 8815910, 10579092, 13223865, 15868638, 17631820, 26447730, 31737276, 39671595, 52895460, 79343190, 111962057, 158686380, 223924114, 335886171, 447848228, 559810285, 671772342, 1007658513, 1119620570, 1343544684, 1679430855, 2015317026, 2239241140, 3358861710, 4030634052, 5038292565, 6717723420, 10076585130, 20153170260]

約数ペア:

[(1, 20153170260), (2, 10076585130), (3, 6717723420), (4, 5038292565), (5, 4030634052), (6, 3358861710), (9, 2239241140), (10, 2015317026), (12, 1679430855), (15, 1343544684), (18, 1119620570), (20, 1007658513), (30, 671772342), (36, 559810285), (45, 447848228), (60, 335886171), (90, 223924114), (127, 158686380), (180, 111962057), (254, 79343190), (381, 52895460), (508, 39671595), (635, 31737276), (762, 26447730), (1143, 17631820), (1270, 15868638), (1524, 13223865), (1905, 10579092), (2286, 8815910), (2540, 7934319), (3810, 5289546), (4572, 4407955), (5715, 3526364), (7620, 2644773), (11430, 1763182), (22860, 881591)]