260078644

素因数分解:

$2^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{22063}}^1$

素因数の和:22495

約数の個数: 24

約数和(自身を含む): 521416448

約数和(自身を除く): 261337804

約数列:

[1, 2, 4, 7, 14, 28, 421, 842, 1684, 2947, 5894, 11788, 22063, 44126, 88252, 154441, 308882, 617764, 9288523, 18577046, 37154092, 65019661, 130039322, 260078644]

約数ペア:

[(1, 260078644), (2, 130039322), (4, 65019661), (7, 37154092), (14, 18577046), (28, 9288523), (421, 617764), (842, 308882), (1684, 154441), (2947, 88252), (5894, 44126), (11788, 22063)]