105400540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{752861}}^1$

素因数の和:752877

約数の個数: 24

約数和(自身を含む): 252961632

約数和(自身を除く): 147561092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 752861, 1505722, 3011444, 3764305, 5270027, 7528610, 10540054, 15057220, 21080108, 26350135, 52700270, 105400540]

約数ペア:

[(1, 105400540), (2, 52700270), (4, 26350135), (5, 21080108), (7, 15057220), (10, 10540054), (14, 7528610), (20, 5270027), (28, 3764305), (35, 3011444), (70, 1505722), (140, 752861)]