19265520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{80273}}^1$

素因数の和:80289

約数の個数: 40

約数和(自身を含む): 59723856

約数和(自身を除く): 40458336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 80273, 160546, 240819, 321092, 401365, 481638, 642184, 802730, 963276, 1204095, 1284368, 1605460, 1926552, 2408190, 3210920, 3853104, 4816380, 6421840, 9632760, 19265520]

約数ペア:

[(1, 19265520), (2, 9632760), (3, 6421840), (4, 4816380), (5, 3853104), (6, 3210920), (8, 2408190), (10, 1926552), (12, 1605460), (15, 1284368), (16, 1204095), (20, 963276), (24, 802730), (30, 642184), (40, 481638), (48, 401365), (60, 321092), (80, 240819), (120, 160546), (240, 80273)]