136264280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{72481}}^1$

素因数の和:72539

約数の個数: 32

約数和(自身を含む): 313122240

約数和(自身を除く): 176857960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 72481, 144962, 289924, 362405, 579848, 724810, 1449620, 2899240, 3406607, 6813214, 13626428, 17033035, 27252856, 34066070, 68132140, 136264280]

約数ペア:

[(1, 136264280), (2, 68132140), (4, 34066070), (5, 27252856), (8, 17033035), (10, 13626428), (20, 6813214), (40, 3406607), (47, 2899240), (94, 1449620), (188, 724810), (235, 579848), (376, 362405), (470, 289924), (940, 144962), (1880, 72481)]