19829520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{27541}}^1$

素因数の和:27560

約数の個数: 60

約数和(自身を含む): 66596556

約数和(自身を除く): 46767036

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 27541, 55082, 82623, 110164, 137705, 165246, 220328, 247869, 275410, 330492, 413115, 440656, 495738, 550820, 660984, 826230, 991476, 1101640, 1239345, 1321968, 1652460, 1982952, 2203280, 2478690, 3304920, 3965904, 4957380, 6609840, 9914760, 19829520]

約数ペア:

[(1, 19829520), (2, 9914760), (3, 6609840), (4, 4957380), (5, 3965904), (6, 3304920), (8, 2478690), (9, 2203280), (10, 1982952), (12, 1652460), (15, 1321968), (16, 1239345), (18, 1101640), (20, 991476), (24, 826230), (30, 660984), (36, 550820), (40, 495738), (45, 440656), (48, 413115), (60, 330492), (72, 275410), (80, 247869), (90, 220328), (120, 165246), (144, 137705), (180, 110164), (240, 82623), (360, 55082), (720, 27541)]