7198940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{51421}}^1$

素因数の和:51437

約数の個数: 24

約数和(自身を含む): 17277792

約数和(自身を除く): 10078852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 51421, 102842, 205684, 257105, 359947, 514210, 719894, 1028420, 1439788, 1799735, 3599470, 7198940]

約数ペア:

[(1, 7198940), (2, 3599470), (4, 1799735), (5, 1439788), (7, 1028420), (10, 719894), (14, 514210), (20, 359947), (28, 257105), (35, 205684), (70, 102842), (140, 51421)]