310032940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2214521}}^1$

素因数の和:2214537

約数の個数: 24

約数和(自身を含む): 744079392

約数和(自身を除く): 434046452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2214521, 4429042, 8858084, 11072605, 15501647, 22145210, 31003294, 44290420, 62006588, 77508235, 155016470, 310032940]

約数ペア:

[(1, 310032940), (2, 155016470), (4, 77508235), (5, 62006588), (7, 44290420), (10, 31003294), (14, 22145210), (20, 15501647), (28, 11072605), (35, 8858084), (70, 4429042), (140, 2214521)]