19279472080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1991681}}^1$

素因数の和:1991716

約数の個数: 60

約数和(自身を含む): 49270229316

約数和(自身を除く): 29990757236

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 9680, 1991681, 3983362, 7966724, 9958405, 15933448, 19916810, 21908491, 31866896, 39833620, 43816982, 79667240, 87633964, 109542455, 159334480, 175267928, 219084910, 240993401, 350535856, 438169820, 481986802, 876339640, 963973604, 1204967005, 1752679280, 1927947208, 2409934010, 3855894416, 4819868020, 9639736040, 19279472080]

約数ペア:

[(1, 19279472080), (2, 9639736040), (4, 4819868020), (5, 3855894416), (8, 2409934010), (10, 1927947208), (11, 1752679280), (16, 1204967005), (20, 963973604), (22, 876339640), (40, 481986802), (44, 438169820), (55, 350535856), (80, 240993401), (88, 219084910), (110, 175267928), (121, 159334480), (176, 109542455), (220, 87633964), (242, 79667240), (440, 43816982), (484, 39833620), (605, 31866896), (880, 21908491), (968, 19916810), (1210, 15933448), (1936, 9958405), (2420, 7966724), (4840, 3983362), (9680, 1991681)]