20802091210

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{339959}}^1$

素因数の和:340206

約数の個数: 32

約数和(自身を含む): 38918620800

約数和(自身を除く): 18116529590

約数列:

[1, 2, 5, 10, 29, 58, 145, 211, 290, 422, 1055, 2110, 6119, 12238, 30595, 61190, 339959, 679918, 1699795, 3399590, 9858811, 19717622, 49294055, 71731349, 98588110, 143462698, 358656745, 717313490, 2080209121, 4160418242, 10401045605, 20802091210]

約数ペア:

[(1, 20802091210), (2, 10401045605), (5, 4160418242), (10, 2080209121), (29, 717313490), (58, 358656745), (145, 143462698), (211, 98588110), (290, 71731349), (422, 49294055), (1055, 19717622), (2110, 9858811), (6119, 3399590), (12238, 1699795), (30595, 679918), (61190, 339959)]