12159620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2909}}^1$

素因数の和:2948

約数の個数: 48

約数和(自身を含む): 29332800

約数和(自身を除く): 17173180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 2909, 4180, 5818, 11636, 14545, 29090, 31999, 55271, 58180, 63998, 110542, 127996, 159995, 221084, 276355, 319990, 552710, 607981, 639980, 1105420, 1215962, 2431924, 3039905, 6079810, 12159620]

約数ペア:

[(1, 12159620), (2, 6079810), (4, 3039905), (5, 2431924), (10, 1215962), (11, 1105420), (19, 639980), (20, 607981), (22, 552710), (38, 319990), (44, 276355), (55, 221084), (76, 159995), (95, 127996), (110, 110542), (190, 63998), (209, 58180), (220, 55271), (380, 31999), (418, 29090), (836, 14545), (1045, 11636), (2090, 5818), (2909, 4180)]