40920280

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3803}}^1$

素因数の和:4083

約数の個数: 32

約数和(自身を含む): 92437200

約数和(自身を除く): 51516920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 3803, 5380, 7606, 10760, 15212, 19015, 30424, 38030, 76060, 152120, 1023007, 2046014, 4092028, 5115035, 8184056, 10230070, 20460140, 40920280]

約数ペア:

[(1, 40920280), (2, 20460140), (4, 10230070), (5, 8184056), (8, 5115035), (10, 4092028), (20, 2046014), (40, 1023007), (269, 152120), (538, 76060), (1076, 38030), (1345, 30424), (2152, 19015), (2690, 15212), (3803, 10760), (5380, 7606)]