19564080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{81517}}^1$

素因数の和:81533

約数の個数: 40

約数和(自身を含む): 60649392

約数和(自身を除く): 41085312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 81517, 163034, 244551, 326068, 407585, 489102, 652136, 815170, 978204, 1222755, 1304272, 1630340, 1956408, 2445510, 3260680, 3912816, 4891020, 6521360, 9782040, 19564080]

約数ペア:

[(1, 19564080), (2, 9782040), (3, 6521360), (4, 4891020), (5, 3912816), (6, 3260680), (8, 2445510), (10, 1956408), (12, 1630340), (15, 1304272), (16, 1222755), (20, 978204), (24, 815170), (30, 652136), (40, 489102), (48, 407585), (60, 326068), (80, 244551), (120, 163034), (240, 81517)]