1260392

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 2747520

約数和(自身を除く): 1487128

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 317, 497, 568, 634, 994, 1268, 1988, 2219, 2536, 3976, 4438, 8876, 17752, 22507, 45014, 90028, 157549, 180056, 315098, 630196, 1260392]

約数ペア:

[(1, 1260392), (2, 630196), (4, 315098), (7, 180056), (8, 157549), (14, 90028), (28, 45014), (56, 22507), (71, 17752), (142, 8876), (284, 4438), (317, 3976), (497, 2536), (568, 2219), (634, 1988), (994, 1268)]