20007210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2657}}^1$

素因数の和:2918

約数の個数: 32

約数和(自身を含む): 48226752

約数和(自身を除く): 28219542

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 251, 502, 753, 1255, 1506, 2510, 2657, 3765, 5314, 7530, 7971, 13285, 15942, 26570, 39855, 79710, 666907, 1333814, 2000721, 3334535, 4001442, 6669070, 10003605, 20007210]

約数ペア:

[(1, 20007210), (2, 10003605), (3, 6669070), (5, 4001442), (6, 3334535), (10, 2000721), (15, 1333814), (30, 666907), (251, 79710), (502, 39855), (753, 26570), (1255, 15942), (1506, 13285), (2510, 7971), (2657, 7530), (3765, 5314)]