17942340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23003}}^1$

素因数の和:23028

約数の個数: 48

約数和(自身を含む): 54105408

約数和(自身を除く): 36163068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 23003, 46006, 69009, 92012, 115015, 138018, 230030, 276036, 299039, 345045, 460060, 598078, 690090, 897117, 1196156, 1380180, 1495195, 1794234, 2990390, 3588468, 4485585, 5980780, 8971170, 17942340]

約数ペア:

[(1, 17942340), (2, 8971170), (3, 5980780), (4, 4485585), (5, 3588468), (6, 2990390), (10, 1794234), (12, 1495195), (13, 1380180), (15, 1196156), (20, 897117), (26, 690090), (30, 598078), (39, 460060), (52, 345045), (60, 299039), (65, 276036), (78, 230030), (130, 138018), (156, 115015), (195, 92012), (260, 69009), (390, 46006), (780, 23003)]