1291222070

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{119447}}^1$

素因数の和:119524

約数の個数: 32

約数和(自身を含む): 2476873728

約数和(自身を除く): 1185651658

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 1081, 2162, 5405, 10810, 119447, 238894, 597235, 1194470, 2747281, 5494562, 5614009, 11228018, 13736405, 27472810, 28070045, 56140090, 129122207, 258244414, 645611035, 1291222070]

約数ペア:

[(1, 1291222070), (2, 645611035), (5, 258244414), (10, 129122207), (23, 56140090), (46, 28070045), (47, 27472810), (94, 13736405), (115, 11228018), (230, 5614009), (235, 5494562), (470, 2747281), (1081, 1194470), (2162, 597235), (5405, 238894), (10810, 119447)]