20341710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2861}}^1$

素因数の和:2953

約数の個数: 48

約数和(自身を含む): 53576640

約数和(自身を除く): 33234930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 79, 90, 158, 237, 395, 474, 711, 790, 1185, 1422, 2370, 2861, 3555, 5722, 7110, 8583, 14305, 17166, 25749, 28610, 42915, 51498, 85830, 128745, 226019, 257490, 452038, 678057, 1130095, 1356114, 2034171, 2260190, 3390285, 4068342, 6780570, 10170855, 20341710]

約数ペア:

[(1, 20341710), (2, 10170855), (3, 6780570), (5, 4068342), (6, 3390285), (9, 2260190), (10, 2034171), (15, 1356114), (18, 1130095), (30, 678057), (45, 452038), (79, 257490), (90, 226019), (158, 128745), (237, 85830), (395, 51498), (474, 42915), (711, 28610), (790, 25749), (1185, 17166), (1422, 14305), (2370, 8583), (2861, 7110), (3555, 5722)]