20068380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{111491}}^1$

素因数の和:111506

約数の個数: 36

約数和(自身を含む): 60874632

約数和(自身を除く): 40806252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 111491, 222982, 334473, 445964, 557455, 668946, 1003419, 1114910, 1337892, 1672365, 2006838, 2229820, 3344730, 4013676, 5017095, 6689460, 10034190, 20068380]

約数ペア:

[(1, 20068380), (2, 10034190), (3, 6689460), (4, 5017095), (5, 4013676), (6, 3344730), (9, 2229820), (10, 2006838), (12, 1672365), (15, 1337892), (18, 1114910), (20, 1003419), (30, 668946), (36, 557455), (45, 445964), (60, 334473), (90, 222982), (180, 111491)]