4243240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2467}}^1$

素因数の和:2521

約数の個数: 32

約数和(自身を含む): 9773280

約数和(自身を除く): 5530040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 2467, 4934, 9868, 12335, 19736, 24670, 49340, 98680, 106081, 212162, 424324, 530405, 848648, 1060810, 2121620, 4243240]

約数ペア:

[(1, 4243240), (2, 2121620), (4, 1060810), (5, 848648), (8, 530405), (10, 424324), (20, 212162), (40, 106081), (43, 98680), (86, 49340), (172, 24670), (215, 19736), (344, 12335), (430, 9868), (860, 4934), (1720, 2467)]