2021145680

素因数分解:

$2^4\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{23767}}^1$

素因数の和:24843

約数の個数: 40

約数和(自身を含む): 4703782272

約数和(自身を除く): 2682636592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1063, 2126, 4252, 5315, 8504, 10630, 17008, 21260, 23767, 42520, 47534, 85040, 95068, 118835, 190136, 237670, 380272, 475340, 950680, 1901360, 25264321, 50528642, 101057284, 126321605, 202114568, 252643210, 404229136, 505286420, 1010572840, 2021145680]

約数ペア:

[(1, 2021145680), (2, 1010572840), (4, 505286420), (5, 404229136), (8, 252643210), (10, 202114568), (16, 126321605), (20, 101057284), (40, 50528642), (80, 25264321), (1063, 1901360), (2126, 950680), (4252, 475340), (5315, 380272), (8504, 237670), (10630, 190136), (17008, 118835), (21260, 95068), (23767, 85040), (42520, 47534)]