214731320

素因数分解:

$2^3\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{4139}}^1$

素因数の和:5447

約数の個数: 32

約数和(自身を含む): 483634800

約数和(自身を除く): 268903480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1297, 2594, 4139, 5188, 6485, 8278, 10376, 12970, 16556, 20695, 25940, 33112, 41390, 51880, 82780, 165560, 5368283, 10736566, 21473132, 26841415, 42946264, 53682830, 107365660, 214731320]

約数ペア:

[(1, 214731320), (2, 107365660), (4, 53682830), (5, 42946264), (8, 26841415), (10, 21473132), (20, 10736566), (40, 5368283), (1297, 165560), (2594, 82780), (4139, 51880), (5188, 41390), (6485, 33112), (8278, 25940), (10376, 20695), (12970, 16556)]