100395820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{717113}}^1$

素因数の和:717129

約数の個数: 24

約数和(自身を含む): 240950304

約数和(自身を除く): 140554484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 717113, 1434226, 2868452, 3585565, 5019791, 7171130, 10039582, 14342260, 20079164, 25098955, 50197910, 100395820]

約数ペア:

[(1, 100395820), (2, 50197910), (4, 25098955), (5, 20079164), (7, 14342260), (10, 10039582), (14, 7171130), (20, 5019791), (28, 3585565), (35, 2868452), (70, 1434226), (140, 717113)]