26162180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1091}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 60540480

約数和(自身を除く): 34378300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1091, 1199, 2180, 2182, 2398, 4364, 4796, 5455, 5995, 10910, 11990, 12001, 21820, 23980, 24002, 48004, 60005, 118919, 120010, 237838, 240020, 475676, 594595, 1189190, 1308109, 2378380, 2616218, 5232436, 6540545, 13081090, 26162180]

約数ペア:

[(1, 26162180), (2, 13081090), (4, 6540545), (5, 5232436), (10, 2616218), (11, 2378380), (20, 1308109), (22, 1189190), (44, 594595), (55, 475676), (109, 240020), (110, 237838), (218, 120010), (220, 118919), (436, 60005), (545, 48004), (1090, 24002), (1091, 23980), (1199, 21820), (2180, 12001), (2182, 11990), (2398, 10910), (4364, 5995), (4796, 5455)]