2016427660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{131449}}^1$

素因数の和:131530

約数の個数: 48

約数和(自身を含む): 4637556000

約数和(自身を除く): 2621128340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1534, 3068, 3835, 7670, 15340, 131449, 262898, 525796, 657245, 1314490, 1708837, 2628980, 3417674, 6835348, 7755491, 8544185, 15510982, 17088370, 31021964, 34176740, 38777455, 77554910, 100821383, 155109820, 201642766, 403285532, 504106915, 1008213830, 2016427660]

約数ペア:

[(1, 2016427660), (2, 1008213830), (4, 504106915), (5, 403285532), (10, 201642766), (13, 155109820), (20, 100821383), (26, 77554910), (52, 38777455), (59, 34176740), (65, 31021964), (118, 17088370), (130, 15510982), (236, 8544185), (260, 7755491), (295, 6835348), (590, 3417674), (767, 2628980), (1180, 1708837), (1534, 1314490), (3068, 657245), (3835, 525796), (7670, 262898), (15340, 131449)]