28012300360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{63664319}}^1$

素因数の和:63664341

約数の個数: 32

約数和(自身を含む): 68757465600

約数和(自身を除く): 40745165240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 63664319, 127328638, 254657276, 318321595, 509314552, 636643190, 700307509, 1273286380, 1400615018, 2546572760, 2801230036, 3501537545, 5602460072, 7003075090, 14006150180, 28012300360]

約数ペア:

[(1, 28012300360), (2, 14006150180), (4, 7003075090), (5, 5602460072), (8, 3501537545), (10, 2801230036), (11, 2546572760), (20, 1400615018), (22, 1273286380), (40, 700307509), (44, 636643190), (55, 509314552), (88, 318321595), (110, 254657276), (220, 127328638), (440, 63664319)]