About the Number

11312790

11312789 ← → 11312791

2進数表記:101011001001111010010110

漢数字表記:千百三十一万二千七百九十

素因数分解:

2 1 × 3 1 × 5 1 × 19 1 × 89 1 × 223 1

素因数の和:341
約数の個数: 64
約数和(自身を含む): 29030400
約数和(自身を除く): 17717610

約数列:
[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 89, 95, 114, 178, 190, 223, 267, 285, 445, 446, 534, 570, 669, 890, 1115, 1335, 1338, 1691, 2230, 2670, 3345, 3382, 4237, 5073, 6690, 8455, 8474, 10146, 12711, 16910, 19847, 21185, 25365, 25422, 39694, 42370, 50730, 59541, 63555, 99235, 119082, 127110, 198470, 297705, 377093, 595410, 754186, 1131279, 1885465, 2262558, 3770930, 5656395, 11312790]

約数ペア:
[(1, 11312790), (2, 5656395), (3, 3770930), (5, 2262558), (6, 1885465), (10, 1131279), (15, 754186), (19, 595410), (30, 377093), (38, 297705), (57, 198470), (89, 127110), (95, 119082), (114, 99235), (178, 63555), (190, 59541), (223, 50730), (267, 42370), (285, 39694), (445, 25422), (446, 25365), (534, 21185), (570, 19847), (669, 16910), (890, 12711), (1115, 10146), (1335, 8474), (1338, 8455), (1691, 6690), (2230, 5073), (2670, 4237), (3345, 3382)]

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