7140760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16229}}^1$

素因数の和:16251

約数の個数: 32

約数和(自身を含む): 17528400

約数和(自身を除く): 10387640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 16229, 32458, 64916, 81145, 129832, 162290, 178519, 324580, 357038, 649160, 714076, 892595, 1428152, 1785190, 3570380, 7140760]

約数ペア:

[(1, 7140760), (2, 3570380), (4, 1785190), (5, 1428152), (8, 892595), (10, 714076), (11, 649160), (20, 357038), (22, 324580), (40, 178519), (44, 162290), (55, 129832), (88, 81145), (110, 64916), (220, 32458), (440, 16229)]