190192040

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{16921}}^1$

素因数の和:17213

約数の個数: 32

約数和(自身を含む): 429480360

約数和(自身を除く): 239288320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 5620, 11240, 16921, 33842, 67684, 84605, 135368, 169210, 338420, 676840, 4754801, 9509602, 19019204, 23774005, 38038408, 47548010, 95096020, 190192040]

約数ペア:

[(1, 190192040), (2, 95096020), (4, 47548010), (5, 38038408), (8, 23774005), (10, 19019204), (20, 9509602), (40, 4754801), (281, 676840), (562, 338420), (1124, 169210), (1405, 135368), (2248, 84605), (2810, 67684), (5620, 33842), (11240, 16921)]