145756940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1041121}}^1$

素因数の和:1041137

約数の個数: 24

約数和(自身を含む): 349816992

約数和(自身を除く): 204060052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1041121, 2082242, 4164484, 5205605, 7287847, 10411210, 14575694, 20822420, 29151388, 36439235, 72878470, 145756940]

約数ペア:

[(1, 145756940), (2, 72878470), (4, 36439235), (5, 29151388), (7, 20822420), (10, 14575694), (14, 10411210), (20, 7287847), (28, 5205605), (35, 4164484), (70, 2082242), (140, 1041121)]