12855830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7607}}^1$

素因数の和:7640

約数の個数: 24

約数和(自身を含む): 25060752

約数和(自身を除く): 12204922

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 7607, 15214, 38035, 76070, 98891, 197782, 494455, 988910, 1285583, 2571166, 6427915, 12855830]

約数ペア:

[(1, 12855830), (2, 6427915), (5, 2571166), (10, 1285583), (13, 988910), (26, 494455), (65, 197782), (130, 98891), (169, 76070), (338, 38035), (845, 15214), (1690, 7607)]