1270291240

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{538259}}^1$

素因数の和:538329

約数の個数: 32

約数和(自身を含む): 2906604000

約数和(自身を除く): 1636312760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 538259, 1076518, 2153036, 2691295, 4306072, 5382590, 10765180, 21530360, 31757281, 63514562, 127029124, 158786405, 254058248, 317572810, 635145620, 1270291240]

約数ペア:

[(1, 1270291240), (2, 635145620), (4, 317572810), (5, 254058248), (8, 158786405), (10, 127029124), (20, 63514562), (40, 31757281), (59, 21530360), (118, 10765180), (236, 5382590), (295, 4306072), (472, 2691295), (590, 2153036), (1180, 1076518), (2360, 538259)]