128107690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{18223}}^1$

素因数の和:18286

約数の個数: 32

約数和(自身を含む): 249304320

約数和(自身を除く): 121196630

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 370, 703, 1406, 3515, 7030, 18223, 36446, 91115, 182230, 346237, 674251, 692474, 1348502, 1731185, 3371255, 3462370, 6742510, 12810769, 25621538, 64053845, 128107690]

約数ペア:

[(1, 128107690), (2, 64053845), (5, 25621538), (10, 12810769), (19, 6742510), (37, 3462370), (38, 3371255), (74, 1731185), (95, 1348502), (185, 692474), (190, 674251), (370, 346237), (703, 182230), (1406, 91115), (3515, 36446), (7030, 18223)]