2017889240

素因数分解:

$2^3\times 5^1\times {\mathrm{2833}}^1\times {\mathrm{17807}}^1$

素因数の和:20651

約数の個数: 32

約数和(自身を含む): 4542108480

約数和(自身を除く): 2524219240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2833, 5666, 11332, 14165, 17807, 22664, 28330, 35614, 56660, 71228, 89035, 113320, 142456, 178070, 356140, 712280, 50447231, 100894462, 201788924, 252236155, 403577848, 504472310, 1008944620, 2017889240]

約数ペア:

[(1, 2017889240), (2, 1008944620), (4, 504472310), (5, 403577848), (8, 252236155), (10, 201788924), (20, 100894462), (40, 50447231), (2833, 712280), (5666, 356140), (11332, 178070), (14165, 142456), (17807, 113320), (22664, 89035), (28330, 71228), (35614, 56660)]