2788740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{15493}}^1$

素因数の和:15508

約数の個数: 36

約数和(自身を含む): 8459724

約数和(自身を除く): 5670984

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 15493, 30986, 46479, 61972, 77465, 92958, 139437, 154930, 185916, 232395, 278874, 309860, 464790, 557748, 697185, 929580, 1394370, 2788740]

約数ペア:

[(1, 2788740), (2, 1394370), (3, 929580), (4, 697185), (5, 557748), (6, 464790), (9, 309860), (10, 278874), (12, 232395), (15, 185916), (18, 154930), (20, 139437), (30, 92958), (36, 77465), (45, 61972), (60, 46479), (90, 30986), (180, 15493)]