789022820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{25601}}^1$

素因数の和:25700

約数の個数: 48

約数和(自身を含む): 1754863488

約数和(自身を除く): 965840668

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 67, 92, 115, 134, 230, 268, 335, 460, 670, 1340, 1541, 3082, 6164, 7705, 15410, 25601, 30820, 51202, 102404, 128005, 256010, 512020, 588823, 1177646, 1715267, 2355292, 2944115, 3430534, 5888230, 6861068, 8576335, 11776460, 17152670, 34305340, 39451141, 78902282, 157804564, 197255705, 394511410, 789022820]

約数ペア:

[(1, 789022820), (2, 394511410), (4, 197255705), (5, 157804564), (10, 78902282), (20, 39451141), (23, 34305340), (46, 17152670), (67, 11776460), (92, 8576335), (115, 6861068), (134, 5888230), (230, 3430534), (268, 2944115), (335, 2355292), (460, 1715267), (670, 1177646), (1340, 588823), (1541, 512020), (3082, 256010), (6164, 128005), (7705, 102404), (15410, 51202), (25601, 30820)]