20123492530

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1489}}^1\times {\mathrm{4987}}^1$

素因数の和:6754

約数の個数: 32

約数和(自身を含む): 36387659520

約数和(自身を除く): 16264166990

約数列:

[1, 2, 5, 10, 271, 542, 1355, 1489, 2710, 2978, 4987, 7445, 9974, 14890, 24935, 49870, 403519, 807038, 1351477, 2017595, 2702954, 4035190, 6757385, 7425643, 13514770, 14851286, 37128215, 74256430, 2012349253, 4024698506, 10061746265, 20123492530]

約数ペア:

[(1, 20123492530), (2, 10061746265), (5, 4024698506), (10, 2012349253), (271, 74256430), (542, 37128215), (1355, 14851286), (1489, 13514770), (2710, 7425643), (2978, 6757385), (4987, 4035190), (7445, 2702954), (9974, 2017595), (14890, 1351477), (24935, 807038), (49870, 403519)]