377521220

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{135799}}^1$

素因数の和:135947

約数の個数: 24

約数和(自身を含む): 798504000

約数和(自身を除く): 420982780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 135799, 271598, 543196, 678995, 1357990, 2715980, 18876061, 37752122, 75504244, 94380305, 188760610, 377521220]

約数ペア:

[(1, 377521220), (2, 188760610), (4, 94380305), (5, 75504244), (10, 37752122), (20, 18876061), (139, 2715980), (278, 1357990), (556, 678995), (695, 543196), (1390, 271598), (2780, 135799)]