42706780

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{12343}}^1$

素因数の和:12525

約数の個数: 24

約数和(自身を含む): 90209952

約数和(自身を除く): 47503172

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 12343, 24686, 49372, 61715, 123430, 246860, 2135339, 4270678, 8541356, 10676695, 21353390, 42706780]

約数ペア:

[(1, 42706780), (2, 21353390), (4, 10676695), (5, 8541356), (10, 4270678), (20, 2135339), (173, 246860), (346, 123430), (692, 61715), (865, 49372), (1730, 24686), (3460, 12343)]