213303640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{44071}}^1$

素因数の和:44104

約数の個数: 48

約数和(自身を含む): 527541840

約数和(自身を除く): 314238200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 44071, 88142, 176284, 220355, 352568, 440710, 484781, 881420, 969562, 1762840, 1939124, 2423905, 3878248, 4847810, 5332591, 9695620, 10665182, 19391240, 21330364, 26662955, 42660728, 53325910, 106651820, 213303640]

約数ペア:

[(1, 213303640), (2, 106651820), (4, 53325910), (5, 42660728), (8, 26662955), (10, 21330364), (11, 19391240), (20, 10665182), (22, 9695620), (40, 5332591), (44, 4847810), (55, 3878248), (88, 2423905), (110, 1939124), (121, 1762840), (220, 969562), (242, 881420), (440, 484781), (484, 440710), (605, 352568), (968, 220355), (1210, 176284), (2420, 88142), (4840, 44071)]