2831840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1609}}^1$

素因数の和:1635

約数の個数: 48

約数和(自身を含む): 7302960

約数和(自身を除く): 4471120

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, 1609, 1760, 3218, 6436, 8045, 12872, 16090, 17699, 25744, 32180, 35398, 51488, 64360, 70796, 88495, 128720, 141592, 176990, 257440, 283184, 353980, 566368, 707960, 1415920, 2831840]

約数ペア:

[(1, 2831840), (2, 1415920), (4, 707960), (5, 566368), (8, 353980), (10, 283184), (11, 257440), (16, 176990), (20, 141592), (22, 128720), (32, 88495), (40, 70796), (44, 64360), (55, 51488), (80, 35398), (88, 32180), (110, 25744), (160, 17699), (176, 16090), (220, 12872), (352, 8045), (440, 6436), (880, 3218), (1609, 1760)]