20280408370

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1\times {\mathrm{58477}}^1$

素因数の和:59002

約数の個数: 32

約数和(自身を含む): 37051660800

約数和(自身を除く): 16771252430

約数列:

[1, 2, 5, 10, 79, 158, 395, 439, 790, 878, 2195, 4390, 34681, 58477, 69362, 116954, 173405, 292385, 346810, 584770, 4619683, 9239366, 23098415, 25671403, 46196830, 51342806, 128357015, 256714030, 2028040837, 4056081674, 10140204185, 20280408370]

約数ペア:

[(1, 20280408370), (2, 10140204185), (5, 4056081674), (10, 2028040837), (79, 256714030), (158, 128357015), (395, 51342806), (439, 46196830), (790, 25671403), (878, 23098415), (2195, 9239366), (4390, 4619683), (34681, 584770), (58477, 346810), (69362, 292385), (116954, 173405)]