109320920

素因数分解:

$2^3\times 5^1\times {\mathrm{499}}^1\times {\mathrm{5477}}^1$

素因数の和:5987

約数の個数: 32

約数和(自身を含む): 246510000

約数和(自身を除く): 137189080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 499, 998, 1996, 2495, 3992, 4990, 5477, 9980, 10954, 19960, 21908, 27385, 43816, 54770, 109540, 219080, 2733023, 5466046, 10932092, 13665115, 21864184, 27330230, 54660460, 109320920]

約数ペア:

[(1, 109320920), (2, 54660460), (4, 27330230), (5, 21864184), (8, 13665115), (10, 10932092), (20, 5466046), (40, 2733023), (499, 219080), (998, 109540), (1996, 54770), (2495, 43816), (3992, 27385), (4990, 21908), (5477, 19960), (9980, 10954)]