19392720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{80803}}^1$

素因数の和:80819

約数の個数: 40

約数和(自身を含む): 60118176

約数和(自身を除く): 40725456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 80803, 161606, 242409, 323212, 404015, 484818, 646424, 808030, 969636, 1212045, 1292848, 1616060, 1939272, 2424090, 3232120, 3878544, 4848180, 6464240, 9696360, 19392720]

約数ペア:

[(1, 19392720), (2, 9696360), (3, 6464240), (4, 4848180), (5, 3878544), (6, 3232120), (8, 2424090), (10, 1939272), (12, 1616060), (15, 1292848), (16, 1212045), (20, 969636), (24, 808030), (30, 646424), (40, 484818), (48, 404015), (60, 323212), (80, 242409), (120, 161606), (240, 80803)]