19554840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{54319}}^1$

素因数の和:54336

約数の個数: 48

約数和(自身を含む): 63554400

約数和(自身を除く): 43999560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 54319, 108638, 162957, 217276, 271595, 325914, 434552, 488871, 543190, 651828, 814785, 977742, 1086380, 1303656, 1629570, 1955484, 2172760, 2444355, 3259140, 3910968, 4888710, 6518280, 9777420, 19554840]

約数ペア:

[(1, 19554840), (2, 9777420), (3, 6518280), (4, 4888710), (5, 3910968), (6, 3259140), (8, 2444355), (9, 2172760), (10, 1955484), (12, 1629570), (15, 1303656), (18, 1086380), (20, 977742), (24, 814785), (30, 651828), (36, 543190), (40, 488871), (45, 434552), (60, 325914), (72, 271595), (90, 217276), (120, 162957), (180, 108638), (360, 54319)]