20201457595

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{10973}}^1$

素因数の和:11196

約数の個数: 48

約数和(自身を含む): 28373496480

約数和(自身を除く): 8172038885

約数列:

[1, 5, 11, 17, 55, 85, 121, 179, 187, 605, 895, 935, 1969, 2057, 3043, 9845, 10285, 10973, 15215, 21659, 33473, 54865, 108295, 120703, 167365, 186541, 368203, 603515, 932705, 1327733, 1841015, 1964167, 2051951, 6638665, 9820835, 10259755, 21605837, 22571461, 33390839, 108029185, 112857305, 166954195, 237664207, 367299229, 1188321035, 1836496145, 4040291519, 20201457595]

約数ペア:

[(1, 20201457595), (5, 4040291519), (11, 1836496145), (17, 1188321035), (55, 367299229), (85, 237664207), (121, 166954195), (179, 112857305), (187, 108029185), (605, 33390839), (895, 22571461), (935, 21605837), (1969, 10259755), (2057, 9820835), (3043, 6638665), (9845, 2051951), (10285, 1964167), (10973, 1841015), (15215, 1327733), (21659, 932705), (33473, 603515), (54865, 368203), (108295, 186541), (120703, 167365)]