2520784

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:403

約数の個数: 40

約数和(自身を含む): 5678208

約数和(自身を除く): 3157424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 317, 497, 568, 634, 994, 1136, 1268, 1988, 2219, 2536, 3976, 4438, 5072, 7952, 8876, 17752, 22507, 35504, 45014, 90028, 157549, 180056, 315098, 360112, 630196, 1260392, 2520784]

約数ペア:

[(1, 2520784), (2, 1260392), (4, 630196), (7, 360112), (8, 315098), (14, 180056), (16, 157549), (28, 90028), (56, 45014), (71, 35504), (112, 22507), (142, 17752), (284, 8876), (317, 7952), (497, 5072), (568, 4438), (634, 3976), (994, 2536), (1136, 2219), (1268, 1988)]