1408193290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{648937}}^1$

素因数の和:648982

約数の個数: 32

約数和(自身を含む): 2990306304

約数和(自身を除く): 1582113014

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 648937, 1297874, 3244685, 4542559, 6489370, 9085118, 20117047, 22712795, 40234094, 45425590, 100585235, 140819329, 201170470, 281638658, 704096645, 1408193290]

約数ペア:

[(1, 1408193290), (2, 704096645), (5, 281638658), (7, 201170470), (10, 140819329), (14, 100585235), (31, 45425590), (35, 40234094), (62, 22712795), (70, 20117047), (155, 9085118), (217, 6489370), (310, 4542559), (434, 3244685), (1085, 1297874), (2170, 648937)]