1819620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{919}}^1$

素因数の和:945

約数の個数: 72

約数和(自身を含む): 6027840

約数和(自身を除く): 4208220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 919, 990, 1838, 1980, 2757, 3676, 4595, 5514, 8271, 9190, 10109, 11028, 13785, 16542, 18380, 20218, 27570, 30327, 33084, 40436, 41355, 50545, 55140, 60654, 82710, 90981, 101090, 121308, 151635, 165420, 181962, 202180, 303270, 363924, 454905, 606540, 909810, 1819620]

約数ペア:

[(1, 1819620), (2, 909810), (3, 606540), (4, 454905), (5, 363924), (6, 303270), (9, 202180), (10, 181962), (11, 165420), (12, 151635), (15, 121308), (18, 101090), (20, 90981), (22, 82710), (30, 60654), (33, 55140), (36, 50545), (44, 41355), (45, 40436), (55, 33084), (60, 30327), (66, 27570), (90, 20218), (99, 18380), (110, 16542), (132, 13785), (165, 11028), (180, 10109), (198, 9190), (220, 8271), (330, 5514), (396, 4595), (495, 3676), (660, 2757), (919, 1980), (990, 1838)]