19479240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4919}}^1$

素因数の和:4947

約数の個数: 96

約数和(自身を含む): 69076800

約数和(自身を除く): 49597560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 4919, 9838, 14757, 19676, 24595, 29514, 39352, 44271, 49190, 54109, 59028, 73785, 88542, 98380, 108218, 118056, 147570, 162327, 177084, 196760, 216436, 221355, 270545, 295140, 324654, 354168, 432872, 442710, 486981, 541090, 590280, 649308, 811635, 885420, 973962, 1082180, 1298616, 1623270, 1770840, 1947924, 2164360, 2434905, 3246540, 3895848, 4869810, 6493080, 9739620, 19479240]

約数ペア:

[(1, 19479240), (2, 9739620), (3, 6493080), (4, 4869810), (5, 3895848), (6, 3246540), (8, 2434905), (9, 2164360), (10, 1947924), (11, 1770840), (12, 1623270), (15, 1298616), (18, 1082180), (20, 973962), (22, 885420), (24, 811635), (30, 649308), (33, 590280), (36, 541090), (40, 486981), (44, 442710), (45, 432872), (55, 354168), (60, 324654), (66, 295140), (72, 270545), (88, 221355), (90, 216436), (99, 196760), (110, 177084), (120, 162327), (132, 147570), (165, 118056), (180, 108218), (198, 98380), (220, 88542), (264, 73785), (330, 59028), (360, 54109), (396, 49190), (440, 44271), (495, 39352), (660, 29514), (792, 24595), (990, 19676), (1320, 14757), (1980, 9838), (3960, 4919)]