19566480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{81527}}^1$

素因数の和:81543

約数の個数: 40

約数和(自身を含む): 60656832

約数和(自身を除く): 41090352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 81527, 163054, 244581, 326108, 407635, 489162, 652216, 815270, 978324, 1222905, 1304432, 1630540, 1956648, 2445810, 3261080, 3913296, 4891620, 6522160, 9783240, 19566480]

約数ペア:

[(1, 19566480), (2, 9783240), (3, 6522160), (4, 4891620), (5, 3913296), (6, 3261080), (8, 2445810), (10, 1956648), (12, 1630540), (15, 1304432), (16, 1222905), (20, 978324), (24, 815270), (30, 652216), (40, 489162), (48, 407635), (60, 326108), (80, 244581), (120, 163054), (240, 81527)]