274896020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1963543}}^1$

素因数の和:1963559

約数の個数: 24

約数和(自身を含む): 659750784

約数和(自身を除く): 384854764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1963543, 3927086, 7854172, 9817715, 13744801, 19635430, 27489602, 39270860, 54979204, 68724005, 137448010, 274896020]

約数ペア:

[(1, 274896020), (2, 137448010), (4, 68724005), (5, 54979204), (7, 39270860), (10, 27489602), (14, 19635430), (20, 13744801), (28, 9817715), (35, 7854172), (70, 3927086), (140, 1963543)]