20132320

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9679}}^1$

素因数の和:9707

約数の個数: 48

約数和(自身を含む): 51226560

約数和(自身を除く): 31094240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 9679, 19358, 38716, 48395, 77432, 96790, 125827, 154864, 193580, 251654, 309728, 387160, 503308, 629135, 774320, 1006616, 1258270, 1548640, 2013232, 2516540, 4026464, 5033080, 10066160, 20132320]

約数ペア:

[(1, 20132320), (2, 10066160), (4, 5033080), (5, 4026464), (8, 2516540), (10, 2013232), (13, 1548640), (16, 1258270), (20, 1006616), (26, 774320), (32, 629135), (40, 503308), (52, 387160), (65, 309728), (80, 251654), (104, 193580), (130, 154864), (160, 125827), (208, 96790), (260, 77432), (416, 48395), (520, 38716), (1040, 19358), (2080, 9679)]