18893040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{78721}}^1$

素因数の和:78737

約数の個数: 40

約数和(自身を含む): 58569168

約数和(自身を除く): 39676128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 78721, 157442, 236163, 314884, 393605, 472326, 629768, 787210, 944652, 1180815, 1259536, 1574420, 1889304, 2361630, 3148840, 3778608, 4723260, 6297680, 9446520, 18893040]

約数ペア:

[(1, 18893040), (2, 9446520), (3, 6297680), (4, 4723260), (5, 3778608), (6, 3148840), (8, 2361630), (10, 1889304), (12, 1574420), (15, 1259536), (16, 1180815), (20, 944652), (24, 787210), (30, 629768), (40, 472326), (48, 393605), (60, 314884), (80, 236163), (120, 157442), (240, 78721)]