30725380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{219467}}^1$

素因数の和:219483

約数の個数: 24

約数和(自身を含む): 73741248

約数和(自身を除く): 43015868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 219467, 438934, 877868, 1097335, 1536269, 2194670, 3072538, 4389340, 6145076, 7681345, 15362690, 30725380]

約数ペア:

[(1, 30725380), (2, 15362690), (4, 7681345), (5, 6145076), (7, 4389340), (10, 3072538), (14, 2194670), (20, 1536269), (28, 1097335), (35, 877868), (70, 438934), (140, 219467)]