28339560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{78721}}^1$

素因数の和:78738

約数の個数: 48

約数和(自身を含む): 92104740

約数和(自身を除く): 63765180

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, 78721, 157442, 236163, 314884, 393605, 472326, 629768, 708489, 787210, 944652, 1180815, 1416978, 1574420, 1889304, 2361630, 2833956, 3148840, 3542445, 4723260, 5667912, 7084890, 9446520, 14169780, 28339560]

約数ペア:

[(1, 28339560), (2, 14169780), (3, 9446520), (4, 7084890), (5, 5667912), (6, 4723260), (8, 3542445), (9, 3148840), (10, 2833956), (12, 2361630), (15, 1889304), (18, 1574420), (20, 1416978), (24, 1180815), (30, 944652), (36, 787210), (40, 708489), (45, 629768), (60, 472326), (72, 393605), (90, 314884), (120, 236163), (180, 157442), (360, 78721)]