69649420

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{65707}}^1$

素因数の和:65769

約数の個数: 24

約数和(自身を含む): 149025744

約数和(自身を除く): 79376324

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 65707, 131414, 262828, 328535, 657070, 1314140, 3482471, 6964942, 13929884, 17412355, 34824710, 69649420]

約数ペア:

[(1, 69649420), (2, 34824710), (4, 17412355), (5, 13929884), (10, 6964942), (20, 3482471), (53, 1314140), (106, 657070), (212, 328535), (265, 262828), (530, 131414), (1060, 65707)]