389627210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{70457}}^1$

素因数の和:70550

約数の個数: 32

約数和(自身を含む): 811676160

約数和(自身を除く): 422048950

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 395, 553, 790, 1106, 2765, 5530, 70457, 140914, 352285, 493199, 704570, 986398, 2465995, 4931990, 5566103, 11132206, 27830515, 38962721, 55661030, 77925442, 194813605, 389627210]

約数ペア:

[(1, 389627210), (2, 194813605), (5, 77925442), (7, 55661030), (10, 38962721), (14, 27830515), (35, 11132206), (70, 5566103), (79, 4931990), (158, 2465995), (395, 986398), (553, 704570), (790, 493199), (1106, 352285), (2765, 140914), (5530, 70457)]