4070350

素因数分解:

$2^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{641}}^1$

素因数の和:780

約数の個数: 24

約数和(自身を含む): 7642368

約数和(自身を除く): 3572018

約数列:

[1, 2, 5, 10, 25, 50, 127, 254, 635, 641, 1270, 1282, 3175, 3205, 6350, 6410, 16025, 32050, 81407, 162814, 407035, 814070, 2035175, 4070350]

約数ペア:

[(1, 4070350), (2, 2035175), (5, 814070), (10, 407035), (25, 162814), (50, 81407), (127, 32050), (254, 16025), (635, 6410), (641, 6350), (1270, 3205), (1282, 3175)]