16691290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:487

約数の個数: 64

約数和(自身を含む): 38257920

約数和(自身を除く): 21566630

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 53, 55, 70, 77, 106, 110, 154, 265, 371, 385, 409, 530, 583, 742, 770, 818, 1166, 1855, 2045, 2863, 2915, 3710, 4081, 4090, 4499, 5726, 5830, 8162, 8998, 14315, 20405, 21677, 22495, 28630, 31493, 40810, 43354, 44990, 62986, 108385, 151739, 157465, 216770, 238447, 303478, 314930, 476894, 758695, 1192235, 1517390, 1669129, 2384470, 3338258, 8345645, 16691290]

約数ペア:

[(1, 16691290), (2, 8345645), (5, 3338258), (7, 2384470), (10, 1669129), (11, 1517390), (14, 1192235), (22, 758695), (35, 476894), (53, 314930), (55, 303478), (70, 238447), (77, 216770), (106, 157465), (110, 151739), (154, 108385), (265, 62986), (371, 44990), (385, 43354), (409, 40810), (530, 31493), (583, 28630), (742, 22495), (770, 21677), (818, 20405), (1166, 14315), (1855, 8998), (2045, 8162), (2863, 5830), (2915, 5726), (3710, 4499), (4081, 4090)]