28018930

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1223}}^1$

素因数の和:1338

約数の個数: 32

約数和(自身を含む): 52876800

約数和(自身を除く): 24857870

約数列:

[1, 2, 5, 10, 29, 58, 79, 145, 158, 290, 395, 790, 1223, 2291, 2446, 4582, 6115, 11455, 12230, 22910, 35467, 70934, 96617, 177335, 193234, 354670, 483085, 966170, 2801893, 5603786, 14009465, 28018930]

約数ペア:

[(1, 28018930), (2, 14009465), (5, 5603786), (10, 2801893), (29, 966170), (58, 483085), (79, 354670), (145, 193234), (158, 177335), (290, 96617), (395, 70934), (790, 35467), (1223, 22910), (2291, 12230), (2446, 11455), (4582, 6115)]