27751120

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4391}}^1$

素因数の和:4483

約数の個数: 40

約数和(自身を含む): 65352960

約数和(自身を除く): 37601840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 4391, 6320, 8782, 17564, 21955, 35128, 43910, 70256, 87820, 175640, 346889, 351280, 693778, 1387556, 1734445, 2775112, 3468890, 5550224, 6937780, 13875560, 27751120]

約数ペア:

[(1, 27751120), (2, 13875560), (4, 6937780), (5, 5550224), (8, 3468890), (10, 2775112), (16, 1734445), (20, 1387556), (40, 693778), (79, 351280), (80, 346889), (158, 175640), (316, 87820), (395, 70256), (632, 43910), (790, 35128), (1264, 21955), (1580, 17564), (3160, 8782), (4391, 6320)]