7212880

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3109}}^1$

素因数の和:3151

約数の個数: 40

約数和(自身を含む): 17353800

約数和(自身を除く): 10140920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 3109, 6218, 12436, 15545, 24872, 31090, 49744, 62180, 90161, 124360, 180322, 248720, 360644, 450805, 721288, 901610, 1442576, 1803220, 3606440, 7212880]

約数ペア:

[(1, 7212880), (2, 3606440), (4, 1803220), (5, 1442576), (8, 901610), (10, 721288), (16, 450805), (20, 360644), (29, 248720), (40, 180322), (58, 124360), (80, 90161), (116, 62180), (145, 49744), (232, 31090), (290, 24872), (464, 15545), (580, 12436), (1160, 6218), (2320, 3109)]