2938961560

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{825551}}^1$

素因数の和:825651

約数の個数: 32

約数和(自身を含む): 6686971200

約数和(自身を除く): 3748009640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 825551, 1651102, 3302204, 4127755, 6604408, 8255510, 16511020, 33022040, 73474039, 146948078, 293896156, 367370195, 587792312, 734740390, 1469480780, 2938961560]

約数ペア:

[(1, 2938961560), (2, 1469480780), (4, 734740390), (5, 587792312), (8, 367370195), (10, 293896156), (20, 146948078), (40, 73474039), (89, 33022040), (178, 16511020), (356, 8255510), (445, 6604408), (712, 4127755), (890, 3302204), (1780, 1651102), (3560, 825551)]