2840200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1291}}^1$

素因数の和:1318

約数の個数: 48

約数和(自身を含む): 7209360

約数和(自身を除く): 4369160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 1291, 2200, 2582, 5164, 6455, 10328, 12910, 14201, 25820, 28402, 32275, 51640, 56804, 64550, 71005, 113608, 129100, 142010, 258200, 284020, 355025, 568040, 710050, 1420100, 2840200]

約数ペア:

[(1, 2840200), (2, 1420100), (4, 710050), (5, 568040), (8, 355025), (10, 284020), (11, 258200), (20, 142010), (22, 129100), (25, 113608), (40, 71005), (44, 64550), (50, 56804), (55, 51640), (88, 32275), (100, 28402), (110, 25820), (200, 14201), (220, 12910), (275, 10328), (440, 6455), (550, 5164), (1100, 2582), (1291, 2200)]