2405920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1367}}^1$

素因数の和:1393

約数の個数: 48

約数和(自身を含む): 6205248

約数和(自身を除く): 3799328

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1367, 1760, 2734, 5468, 6835, 10936, 13670, 15037, 21872, 27340, 30074, 43744, 54680, 60148, 75185, 109360, 120296, 150370, 218720, 240592, 300740, 481184, 601480, 1202960, 2405920]

約数ペア:

[(1, 2405920), (2, 1202960), (4, 601480), (5, 481184), (8, 300740), (10, 240592), (11, 218720), (16, 150370), (20, 120296), (22, 109360), (32, 75185), (40, 60148), (44, 54680), (55, 43744), (80, 30074), (88, 27340), (110, 21872), (160, 15037), (176, 13670), (220, 10936), (352, 6835), (440, 5468), (880, 2734), (1367, 1760)]