2103157870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{11071}}^1$

素因数の和:11257

約数の個数: 48

約数和(自身を含む): 4188006144

約数和(自身を除く): 2084848274

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 157, 242, 314, 605, 785, 1210, 1570, 1727, 3454, 8635, 11071, 17270, 18997, 22142, 37994, 55355, 94985, 110710, 121781, 189970, 243562, 608905, 1217810, 1339591, 1738147, 2679182, 3476294, 6697955, 8690735, 13395910, 17381470, 19119617, 38239234, 95598085, 191196170, 210315787, 420631574, 1051578935, 2103157870]

約数ペア:

[(1, 2103157870), (2, 1051578935), (5, 420631574), (10, 210315787), (11, 191196170), (22, 95598085), (55, 38239234), (110, 19119617), (121, 17381470), (157, 13395910), (242, 8690735), (314, 6697955), (605, 3476294), (785, 2679182), (1210, 1738147), (1570, 1339591), (1727, 1217810), (3454, 608905), (8635, 243562), (11071, 189970), (17270, 121781), (18997, 110710), (22142, 94985), (37994, 55355)]