1068423565540

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2081}}^1\times {\mathrm{235513}}^1$

素因数の和:237712

約数の個数: 48

約数和(自身を含む): 2265371483760

約数和(自身を除く): 1196947918220

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2081, 2180, 4162, 8324, 10405, 20810, 41620, 226829, 235513, 453658, 471026, 907316, 942052, 1134145, 1177565, 2268290, 2355130, 4536580, 4710260, 25670917, 51341834, 102683668, 128354585, 256709170, 490102553, 513418340, 980205106, 1960410212, 2450512765, 4901025530, 9802051060, 53421178277, 106842356554, 213684713108, 267105891385, 534211782770, 1068423565540]

約数ペア:

[(1, 1068423565540), (2, 534211782770), (4, 267105891385), (5, 213684713108), (10, 106842356554), (20, 53421178277), (109, 9802051060), (218, 4901025530), (436, 2450512765), (545, 1960410212), (1090, 980205106), (2081, 513418340), (2180, 490102553), (4162, 256709170), (8324, 128354585), (10405, 102683668), (20810, 51341834), (41620, 25670917), (226829, 4710260), (235513, 4536580), (453658, 2355130), (471026, 2268290), (907316, 1177565), (942052, 1134145)]