12812272930

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{907}}^1\times {\mathrm{17881}}^1$

素因数の和:18874

約数の個数: 32

約数和(自身を含む): 23381072640

約数和(自身を除く): 10568799710

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 907, 1814, 4535, 9070, 17881, 35762, 71653, 89405, 143306, 178810, 358265, 716530, 1412599, 2825198, 7062995, 14125990, 16218067, 32436134, 81090335, 162180670, 1281227293, 2562454586, 6406136465, 12812272930]

約数ペア:

[(1, 12812272930), (2, 6406136465), (5, 2562454586), (10, 1281227293), (79, 162180670), (158, 81090335), (395, 32436134), (790, 16218067), (907, 14125990), (1814, 7062995), (4535, 2825198), (9070, 1412599), (17881, 716530), (35762, 358265), (71653, 178810), (89405, 143306)]