About the Number

12002820

12002819 ← → 12002821

2進数表記:101101110010011000000100

漢数字表記:千二百万二千八百二十

素因数分解:

2 2 × 3 1 × 5 1 × 251 1 × 797 1

素因数の和:1060
約数の個数: 48
約数和(自身を含む): 33784128
約数和(自身を除く): 21781308

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 251, 502, 753, 797, 1004, 1255, 1506, 1594, 2391, 2510, 3012, 3188, 3765, 3985, 4782, 5020, 7530, 7970, 9564, 11955, 15060, 15940, 23910, 47820, 200047, 400094, 600141, 800188, 1000235, 1200282, 2000470, 2400564, 3000705, 4000940, 6001410, 12002820]

約数ペア:
[(1, 12002820), (2, 6001410), (3, 4000940), (4, 3000705), (5, 2400564), (6, 2000470), (10, 1200282), (12, 1000235), (15, 800188), (20, 600141), (30, 400094), (60, 200047), (251, 47820), (502, 23910), (753, 15940), (797, 15060), (1004, 11955), (1255, 9564), (1506, 7970), (1594, 7530), (2391, 5020), (2510, 4782), (3012, 3985), (3188, 3765)]

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