About the Number

31804140

31804139 ← → 31804141

2進数表記:1111001010100101011101100

漢数字表記:三千百八十万四千百四十

素因数分解:

2 2 × 3 1 × 5 1 × 31 1 × 17099 1

素因数の和:17142
約数の個数: 48
約数和(自身を含む): 91929600
約数和(自身を除く): 60125460

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 17099, 34198, 51297, 68396, 85495, 102594, 170990, 205188, 256485, 341980, 512970, 530069, 1025940, 1060138, 1590207, 2120276, 2650345, 3180414, 5300690, 6360828, 7951035, 10601380, 15902070, 31804140]

約数ペア:
[(1, 31804140), (2, 15902070), (3, 10601380), (4, 7951035), (5, 6360828), (6, 5300690), (10, 3180414), (12, 2650345), (15, 2120276), (20, 1590207), (30, 1060138), (31, 1025940), (60, 530069), (62, 512970), (93, 341980), (124, 256485), (155, 205188), (186, 170990), (310, 102594), (372, 85495), (465, 68396), (620, 51297), (930, 34198), (1860, 17099)]

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