19489963320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{54138787}}^1$

素因数の和:54138804

約数の個数: 48

約数和(自身を含む): 63342381960

約数和(自身を除く): 43852418640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 54138787, 108277574, 162416361, 216555148, 270693935, 324832722, 433110296, 487249083, 541387870, 649665444, 812081805, 974498166, 1082775740, 1299330888, 1624163610, 1948996332, 2165551480, 2436245415, 3248327220, 3897992664, 4872490830, 6496654440, 9744981660, 19489963320]

約数ペア:

[(1, 19489963320), (2, 9744981660), (3, 6496654440), (4, 4872490830), (5, 3897992664), (6, 3248327220), (8, 2436245415), (9, 2165551480), (10, 1948996332), (12, 1624163610), (15, 1299330888), (18, 1082775740), (20, 974498166), (24, 812081805), (30, 649665444), (36, 541387870), (40, 487249083), (45, 433110296), (60, 324832722), (72, 270693935), (90, 216555148), (120, 162416361), (180, 108277574), (360, 54138787)]