1293553160

素因数分解:

$2^3\times 5^1\times {\mathrm{32338829}}^1$

素因数の和:32338840

約数の個数: 16

約数和(自身を含む): 2910494700

約数和(自身を除く): 1616941540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 32338829, 64677658, 129355316, 161694145, 258710632, 323388290, 646776580, 1293553160]

約数ペア:

[(1, 1293553160), (2, 646776580), (4, 323388290), (5, 258710632), (8, 161694145), (10, 129355316), (20, 64677658), (40, 32338829)]