20565884400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17138237}}^1$

素因数の和:17138258

約数の個数: 60

約数和(自身を含む): 65879386872

約数和(自身を除く): 45313502472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 17138237, 34276474, 51414711, 68552948, 85691185, 102829422, 137105896, 171382370, 205658844, 257073555, 274211792, 342764740, 411317688, 428455925, 514147110, 685529480, 822635376, 856911850, 1028294220, 1285367775, 1371058960, 1713823700, 2056588440, 2570735550, 3427647400, 4113176880, 5141471100, 6855294800, 10282942200, 20565884400]

約数ペア:

[(1, 20565884400), (2, 10282942200), (3, 6855294800), (4, 5141471100), (5, 4113176880), (6, 3427647400), (8, 2570735550), (10, 2056588440), (12, 1713823700), (15, 1371058960), (16, 1285367775), (20, 1028294220), (24, 856911850), (25, 822635376), (30, 685529480), (40, 514147110), (48, 428455925), (50, 411317688), (60, 342764740), (75, 274211792), (80, 257073555), (100, 205658844), (120, 171382370), (150, 137105896), (200, 102829422), (240, 85691185), (300, 68552948), (400, 51414711), (600, 34276474), (1200, 17138237)]