28052040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13751}}^1$

素因数の和:13782

約数の個数: 64

約数和(自身を含む): 89112960

約数和(自身を除く): 61060920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 13751, 27502, 41253, 55004, 68755, 82506, 110008, 137510, 165012, 206265, 233767, 275020, 330024, 412530, 467534, 550040, 701301, 825060, 935068, 1168835, 1402602, 1650120, 1870136, 2337670, 2805204, 3506505, 4675340, 5610408, 7013010, 9350680, 14026020, 28052040]

約数ペア:

[(1, 28052040), (2, 14026020), (3, 9350680), (4, 7013010), (5, 5610408), (6, 4675340), (8, 3506505), (10, 2805204), (12, 2337670), (15, 1870136), (17, 1650120), (20, 1402602), (24, 1168835), (30, 935068), (34, 825060), (40, 701301), (51, 550040), (60, 467534), (68, 412530), (85, 330024), (102, 275020), (120, 233767), (136, 206265), (170, 165012), (204, 137510), (255, 110008), (340, 82506), (408, 68755), (510, 55004), (680, 41253), (1020, 27502), (2040, 13751)]