156569420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{21101}}^1$

素因数の和:21170

約数の個数: 48

約数和(自身を含む): 382874688

約数和(自身を除く): 226305268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 21101, 42202, 84404, 105505, 147707, 211010, 295414, 422020, 590828, 738535, 1118353, 1477070, 2236706, 2954140, 4473412, 5591765, 7828471, 11183530, 15656942, 22367060, 31313884, 39142355, 78284710, 156569420]

約数ペア:

[(1, 156569420), (2, 78284710), (4, 39142355), (5, 31313884), (7, 22367060), (10, 15656942), (14, 11183530), (20, 7828471), (28, 5591765), (35, 4473412), (53, 2954140), (70, 2236706), (106, 1477070), (140, 1118353), (212, 738535), (265, 590828), (371, 422020), (530, 295414), (742, 211010), (1060, 147707), (1484, 105505), (1855, 84404), (3710, 42202), (7420, 21101)]