820710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{829}}^1$

素因数の和:853

約数の個数: 48

約数和(自身を含む): 2330640

約数和(自身を除く): 1509930

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 829, 990, 1658, 2487, 4145, 4974, 7461, 8290, 9119, 12435, 14922, 18238, 24870, 27357, 37305, 45595, 54714, 74610, 82071, 91190, 136785, 164142, 273570, 410355, 820710]

約数ペア:

[(1, 820710), (2, 410355), (3, 273570), (5, 164142), (6, 136785), (9, 91190), (10, 82071), (11, 74610), (15, 54714), (18, 45595), (22, 37305), (30, 27357), (33, 24870), (45, 18238), (55, 14922), (66, 12435), (90, 9119), (99, 8290), (110, 7461), (165, 4974), (198, 4145), (330, 2487), (495, 1658), (829, 990)]