1550891120

素因数分解:

$2^4\times 5^1\times {\mathrm{19386139}}^1$

素因数の和:19386152

約数の個数: 20

約数和(自身を含む): 3605822040

約数和(自身を除く): 2054930920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 19386139, 38772278, 77544556, 96930695, 155089112, 193861390, 310178224, 387722780, 775445560, 1550891120]

約数ペア:

[(1, 1550891120), (2, 775445560), (4, 387722780), (5, 310178224), (8, 193861390), (10, 155089112), (16, 96930695), (20, 77544556), (40, 38772278), (80, 19386139)]