20236380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{367}}^1\times {\mathrm{919}}^1$

素因数の和:1298

約数の個数: 48

約数和(自身を含む): 56878080

約数和(自身を除く): 36641700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 367, 734, 919, 1101, 1468, 1835, 1838, 2202, 2757, 3670, 3676, 4404, 4595, 5505, 5514, 7340, 9190, 11010, 11028, 13785, 18380, 22020, 27570, 55140, 337273, 674546, 1011819, 1349092, 1686365, 2023638, 3372730, 4047276, 5059095, 6745460, 10118190, 20236380]

約数ペア:

[(1, 20236380), (2, 10118190), (3, 6745460), (4, 5059095), (5, 4047276), (6, 3372730), (10, 2023638), (12, 1686365), (15, 1349092), (20, 1011819), (30, 674546), (60, 337273), (367, 55140), (734, 27570), (919, 22020), (1101, 18380), (1468, 13785), (1835, 11028), (1838, 11010), (2202, 9190), (2757, 7340), (3670, 5514), (3676, 5505), (4404, 4595)]