2019990090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{811241}}^1$

素因数の和:811334

約数の個数: 32

約数和(自身を含む): 4906391616

約数和(自身を除く): 2886401526

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 83, 166, 249, 415, 498, 830, 1245, 2490, 811241, 1622482, 2433723, 4056205, 4867446, 8112410, 12168615, 24337230, 67333003, 134666006, 201999009, 336665015, 403998018, 673330030, 1009995045, 2019990090]

約数ペア:

[(1, 2019990090), (2, 1009995045), (3, 673330030), (5, 403998018), (6, 336665015), (10, 201999009), (15, 134666006), (30, 67333003), (83, 24337230), (166, 12168615), (249, 8112410), (415, 4867446), (498, 4056205), (830, 2433723), (1245, 1622482), (2490, 811241)]