19827120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{82613}}^1$

素因数の和:82629

約数の個数: 40

約数和(自身を含む): 61464816

約数和(自身を除く): 41637696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 82613, 165226, 247839, 330452, 413065, 495678, 660904, 826130, 991356, 1239195, 1321808, 1652260, 1982712, 2478390, 3304520, 3965424, 4956780, 6609040, 9913560, 19827120]

約数ペア:

[(1, 19827120), (2, 9913560), (3, 6609040), (4, 4956780), (5, 3965424), (6, 3304520), (8, 2478390), (10, 1982712), (12, 1652260), (15, 1321808), (16, 1239195), (20, 991356), (24, 826130), (30, 660904), (40, 495678), (48, 413065), (60, 330452), (80, 247839), (120, 165226), (240, 82613)]