139447390

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{1447}}^1$

素因数の和:1896

約数の個数: 32

約数和(自身を含む): 262725120

約数和(自身を除く): 123277730

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 419, 838, 1447, 2095, 2894, 4190, 7235, 9637, 14470, 19274, 33281, 48185, 66562, 96370, 166405, 332810, 606293, 1212586, 3031465, 6062930, 13944739, 27889478, 69723695, 139447390]

約数ペア:

[(1, 139447390), (2, 69723695), (5, 27889478), (10, 13944739), (23, 6062930), (46, 3031465), (115, 1212586), (230, 606293), (419, 332810), (838, 166405), (1447, 96370), (2095, 66562), (2894, 48185), (4190, 33281), (7235, 19274), (9637, 14470)]