26709820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{70289}}^1$

素因数の和:70317

約数の個数: 24

約数和(自身を含む): 59043600

約数和(自身を除く): 32333780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 70289, 140578, 281156, 351445, 702890, 1335491, 1405780, 2670982, 5341964, 6677455, 13354910, 26709820]

約数ペア:

[(1, 26709820), (2, 13354910), (4, 6677455), (5, 5341964), (10, 2670982), (19, 1405780), (20, 1335491), (38, 702890), (76, 351445), (95, 281156), (190, 140578), (380, 70289)]