63841240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{37117}}^1$

素因数の和:37171

約数の個数: 32

約数和(自身を含む): 146987280

約数和(自身を除く): 83146040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 37117, 74234, 148468, 185585, 296936, 371170, 742340, 1484680, 1596031, 3192062, 6384124, 7980155, 12768248, 15960310, 31920620, 63841240]

約数ペア:

[(1, 63841240), (2, 31920620), (4, 15960310), (5, 12768248), (8, 7980155), (10, 6384124), (20, 3192062), (40, 1596031), (43, 1484680), (86, 742340), (172, 371170), (215, 296936), (344, 185585), (430, 148468), (860, 74234), (1720, 37117)]