15860690

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:418

約数の個数: 32

約数和(自身を含む): 29393280

約数和(自身を除く): 13532590

約数列:

[1, 2, 5, 10, 71, 89, 142, 178, 251, 355, 445, 502, 710, 890, 1255, 2510, 6319, 12638, 17821, 22339, 31595, 35642, 44678, 63190, 89105, 111695, 178210, 223390, 1586069, 3172138, 7930345, 15860690]

約数ペア:

[(1, 15860690), (2, 7930345), (5, 3172138), (10, 1586069), (71, 223390), (89, 178210), (142, 111695), (178, 89105), (251, 63190), (355, 44678), (445, 35642), (502, 31595), (710, 22339), (890, 17821), (1255, 12638), (2510, 6319)]