254691290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1523}}^1\times {\mathrm{2389}}^1$

素因数の和:3926

約数の個数: 32

約数和(自身を含む): 524499840

約数和(自身を除く): 269808550

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1523, 2389, 3046, 4778, 7615, 10661, 11945, 15230, 16723, 21322, 23890, 33446, 53305, 83615, 106610, 167230, 3638447, 7276894, 18192235, 25469129, 36384470, 50938258, 127345645, 254691290]

約数ペア:

[(1, 254691290), (2, 127345645), (5, 50938258), (7, 36384470), (10, 25469129), (14, 18192235), (35, 7276894), (70, 3638447), (1523, 167230), (2389, 106610), (3046, 83615), (4778, 53305), (7615, 33446), (10661, 23890), (11945, 21322), (15230, 16723)]