201519040

素因数分解:

$2^6\times 5^1\times {\mathrm{629747}}^1$

素因数の和:629764

約数の個数: 28

約数和(自身を含む): 479867976

約数和(自身を除く): 278348936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 629747, 1259494, 2518988, 3148735, 5037976, 6297470, 10075952, 12594940, 20151904, 25189880, 40303808, 50379760, 100759520, 201519040]

約数ペア:

[(1, 201519040), (2, 100759520), (4, 50379760), (5, 40303808), (8, 25189880), (10, 20151904), (16, 12594940), (20, 10075952), (32, 6297470), (40, 5037976), (64, 3148735), (80, 2518988), (160, 1259494), (320, 629747)]