2640338

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{983}}^1$

素因数の和:1081

約数の個数: 16

約数和(自身を含む): 4250880

約数和(自身を除く): 1610542

約数列:

[1, 2, 17, 34, 79, 158, 983, 1343, 1966, 2686, 16711, 33422, 77657, 155314, 1320169, 2640338]

約数ペア:

[(1, 2640338), (2, 1320169), (17, 155314), (34, 77657), (79, 33422), (158, 16711), (983, 2686), (1343, 1966)]