67898810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{138569}}^1$

素因数の和:138590

約数の個数: 24

約数和(自身を含む): 142172820

約数和(自身を除く): 74274010

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 138569, 277138, 692845, 969983, 1385690, 1939966, 4849915, 6789881, 9699830, 13579762, 33949405, 67898810]

約数ペア:

[(1, 67898810), (2, 33949405), (5, 13579762), (7, 9699830), (10, 6789881), (14, 4849915), (35, 1939966), (49, 1385690), (70, 969983), (98, 692845), (245, 277138), (490, 138569)]