20951220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{349187}}^1$

素因数の和:349199

約数の個数: 24

約数和(自身を含む): 58663584

約数和(自身を除く): 37712364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 349187, 698374, 1047561, 1396748, 1745935, 2095122, 3491870, 4190244, 5237805, 6983740, 10475610, 20951220]

約数ペア:

[(1, 20951220), (2, 10475610), (3, 6983740), (4, 5237805), (5, 4190244), (6, 3491870), (10, 2095122), (12, 1745935), (15, 1396748), (20, 1047561), (30, 698374), (60, 349187)]