2890403800

素因数分解:

$2^3\times 5^2\times {\mathrm{521}}^1\times {\mathrm{27739}}^1$

素因数の和:28276

約数の個数: 48

約数和(自身を含む): 6733330200

約数和(自身を除く): 3842926400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 521, 1042, 2084, 2605, 4168, 5210, 10420, 13025, 20840, 26050, 27739, 52100, 55478, 104200, 110956, 138695, 221912, 277390, 554780, 693475, 1109560, 1386950, 2773900, 5547800, 14452019, 28904038, 57808076, 72260095, 115616152, 144520190, 289040380, 361300475, 578080760, 722600950, 1445201900, 2890403800]

約数ペア:

[(1, 2890403800), (2, 1445201900), (4, 722600950), (5, 578080760), (8, 361300475), (10, 289040380), (20, 144520190), (25, 115616152), (40, 72260095), (50, 57808076), (100, 28904038), (200, 14452019), (521, 5547800), (1042, 2773900), (2084, 1386950), (2605, 1109560), (4168, 693475), (5210, 554780), (10420, 277390), (13025, 221912), (20840, 138695), (26050, 110956), (27739, 104200), (52100, 55478)]