2540356

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1028

約数の個数: 36

約数和(自身を含む): 5574828

約数和(自身を除く): 3034472

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 997, 1274, 1994, 2548, 3988, 6979, 12961, 13958, 25922, 27916, 48853, 51844, 90727, 97706, 181454, 195412, 362908, 635089, 1270178, 2540356]

約数ペア:

[(1, 2540356), (2, 1270178), (4, 635089), (7, 362908), (13, 195412), (14, 181454), (26, 97706), (28, 90727), (49, 51844), (52, 48853), (91, 27916), (98, 25922), (182, 13958), (196, 12961), (364, 6979), (637, 3988), (997, 2548), (1274, 1994)]