20129002690

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{87517403}}^1$

素因数の和:87517433

約数の個数: 16

約数和(自身を含む): 37807518528

約数和(自身を除く): 17678515838

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 87517403, 175034806, 437587015, 875174030, 2012900269, 4025800538, 10064501345, 20129002690]

約数ペア:

[(1, 20129002690), (2, 10064501345), (5, 4025800538), (10, 2012900269), (23, 875174030), (46, 437587015), (115, 175034806), (230, 87517403)]