8661730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1607}}^1$

素因数の和:1639

約数の個数: 48

約数和(自身を含む): 19797696

約数和(自身を除く): 11135966

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 1607, 2695, 3214, 5390, 8035, 11249, 16070, 17677, 22498, 35354, 56245, 78743, 88385, 112490, 123739, 157486, 176770, 247478, 393715, 618695, 787430, 866173, 1237390, 1732346, 4330865, 8661730]

約数ペア:

[(1, 8661730), (2, 4330865), (5, 1732346), (7, 1237390), (10, 866173), (11, 787430), (14, 618695), (22, 393715), (35, 247478), (49, 176770), (55, 157486), (70, 123739), (77, 112490), (98, 88385), (110, 78743), (154, 56245), (245, 35354), (385, 22498), (490, 17677), (539, 16070), (770, 11249), (1078, 8035), (1607, 5390), (2695, 3214)]