40138380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{222991}}^1$

素因数の和:223006

約数の個数: 36

約数和(自身を含む): 121753632

約数和(自身を除く): 81615252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 222991, 445982, 668973, 891964, 1114955, 1337946, 2006919, 2229910, 2675892, 3344865, 4013838, 4459820, 6689730, 8027676, 10034595, 13379460, 20069190, 40138380]

約数ペア:

[(1, 40138380), (2, 20069190), (3, 13379460), (4, 10034595), (5, 8027676), (6, 6689730), (9, 4459820), (10, 4013838), (12, 3344865), (15, 2675892), (18, 2229910), (20, 2006919), (30, 1337946), (36, 1114955), (45, 891964), (60, 668973), (90, 445982), (180, 222991)]