40779985

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{2179}}^1$

素因数の和:2400

約数の個数: 16

約数和(自身を含む): 51796800

約数和(自身を除く): 11016815

約数列:

[1, 5, 19, 95, 197, 985, 2179, 3743, 10895, 18715, 41401, 207005, 429263, 2146315, 8155997, 40779985]

約数ペア:

[(1, 40779985), (5, 8155997), (19, 2146315), (95, 429263), (197, 207005), (985, 41401), (2179, 18715), (3743, 10895)]