1395140

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{883}}^1$

素因数の和:971

約数の個数: 24

約数和(自身を含む): 2970240

約数和(自身を除く): 1575100

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 883, 1580, 1766, 3532, 4415, 8830, 17660, 69757, 139514, 279028, 348785, 697570, 1395140]

約数ペア:

[(1, 1395140), (2, 697570), (4, 348785), (5, 279028), (10, 139514), (20, 69757), (79, 17660), (158, 8830), (316, 4415), (395, 3532), (790, 1766), (883, 1580)]