15195220

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{3407}}^1$

素因数の和:3639

約数の個数: 24

約数和(自身を含む): 32062464

約数和(自身を除く): 16867244

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 3407, 4460, 6814, 13628, 17035, 34070, 68140, 759761, 1519522, 3039044, 3798805, 7597610, 15195220]

約数ペア:

[(1, 15195220), (2, 7597610), (4, 3798805), (5, 3039044), (10, 1519522), (20, 759761), (223, 68140), (446, 34070), (892, 17035), (1115, 13628), (2230, 6814), (3407, 4460)]