20896560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29023}}^1$

素因数の和:29042

約数の個数: 60

約数和(自身を含む): 70180032

約数和(自身を除く): 49283472

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, 29023, 58046, 87069, 116092, 145115, 174138, 232184, 261207, 290230, 348276, 435345, 464368, 522414, 580460, 696552, 870690, 1044828, 1160920, 1306035, 1393104, 1741380, 2089656, 2321840, 2612070, 3482760, 4179312, 5224140, 6965520, 10448280, 20896560]

約数ペア:

[(1, 20896560), (2, 10448280), (3, 6965520), (4, 5224140), (5, 4179312), (6, 3482760), (8, 2612070), (9, 2321840), (10, 2089656), (12, 1741380), (15, 1393104), (16, 1306035), (18, 1160920), (20, 1044828), (24, 870690), (30, 696552), (36, 580460), (40, 522414), (45, 464368), (48, 435345), (60, 348276), (72, 290230), (80, 261207), (90, 232184), (120, 174138), (144, 145115), (180, 116092), (240, 87069), (360, 58046), (720, 29023)]