31148260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10891}}^1$

素因数の和:10924

約数の個数: 48

約数和(自身を含む): 76853952

約数和(自身を除く): 45705692

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 10891, 21782, 43564, 54455, 108910, 119801, 141583, 217820, 239602, 283166, 479204, 566332, 599005, 707915, 1198010, 1415830, 1557413, 2396020, 2831660, 3114826, 6229652, 7787065, 15574130, 31148260]

約数ペア:

[(1, 31148260), (2, 15574130), (4, 7787065), (5, 6229652), (10, 3114826), (11, 2831660), (13, 2396020), (20, 1557413), (22, 1415830), (26, 1198010), (44, 707915), (52, 599005), (55, 566332), (65, 479204), (110, 283166), (130, 239602), (143, 217820), (220, 141583), (260, 119801), (286, 108910), (572, 54455), (715, 43564), (1430, 21782), (2860, 10891)]