28174040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22721}}^1$

素因数の和:22763

約数の個数: 32

約数和(自身を含む): 65439360

約数和(自身を除く): 37265320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 22721, 45442, 90884, 113605, 181768, 227210, 454420, 704351, 908840, 1408702, 2817404, 3521755, 5634808, 7043510, 14087020, 28174040]

約数ペア:

[(1, 28174040), (2, 14087020), (4, 7043510), (5, 5634808), (8, 3521755), (10, 2817404), (20, 1408702), (31, 908840), (40, 704351), (62, 454420), (124, 227210), (155, 181768), (248, 113605), (310, 90884), (620, 45442), (1240, 22721)]