19278360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{53551}}^1$

素因数の和:53568

約数の個数: 48

約数和(自身を含む): 62655840

約数和(自身を除く): 43377480

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, 53551, 107102, 160653, 214204, 267755, 321306, 428408, 481959, 535510, 642612, 803265, 963918, 1071020, 1285224, 1606530, 1927836, 2142040, 2409795, 3213060, 3855672, 4819590, 6426120, 9639180, 19278360]

約数ペア:

[(1, 19278360), (2, 9639180), (3, 6426120), (4, 4819590), (5, 3855672), (6, 3213060), (8, 2409795), (9, 2142040), (10, 1927836), (12, 1606530), (15, 1285224), (18, 1071020), (20, 963918), (24, 803265), (30, 642612), (36, 535510), (40, 481959), (45, 428408), (60, 321306), (72, 267755), (90, 214204), (120, 160653), (180, 107102), (360, 53551)]