40102912120

素因数分解:

$2^3\times 5^1\times {\mathrm{1451}}^1\times {\mathrm{690953}}^1$

素因数の和:692415

約数の個数: 32

約数和(自身を含む): 90293868720

約数和(自身を除く): 50190956600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1451, 2902, 5804, 7255, 11608, 14510, 29020, 58040, 690953, 1381906, 2763812, 3454765, 5527624, 6909530, 13819060, 27638120, 1002572803, 2005145606, 4010291212, 5012864015, 8020582424, 10025728030, 20051456060, 40102912120]

約数ペア:

[(1, 40102912120), (2, 20051456060), (4, 10025728030), (5, 8020582424), (8, 5012864015), (10, 4010291212), (20, 2005145606), (40, 1002572803), (1451, 27638120), (2902, 13819060), (5804, 6909530), (7255, 5527624), (11608, 3454765), (14510, 2763812), (29020, 1381906), (58040, 690953)]