About the Number

40206980

40206979 ← → 40206981

2進数表記:10011001011000001010000100

漢数字表記:四千二十万六千九百八十

素因数分解:

2 2 × 5 1 × 11 1 × 179 1 × 1021 1

素因数の和:1220
約数の個数: 48
約数和(自身を含む): 92715840
約数和(自身を除く): 52508860

約数列:
[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 179, 220, 358, 716, 895, 1021, 1790, 1969, 2042, 3580, 3938, 4084, 5105, 7876, 9845, 10210, 11231, 19690, 20420, 22462, 39380, 44924, 56155, 112310, 182759, 224620, 365518, 731036, 913795, 1827590, 2010349, 3655180, 4020698, 8041396, 10051745, 20103490, 40206980]

約数ペア:
[(1, 40206980), (2, 20103490), (4, 10051745), (5, 8041396), (10, 4020698), (11, 3655180), (20, 2010349), (22, 1827590), (44, 913795), (55, 731036), (110, 365518), (179, 224620), (220, 182759), (358, 112310), (716, 56155), (895, 44924), (1021, 39380), (1790, 22462), (1969, 20420), (2042, 19690), (3580, 11231), (3938, 10210), (4084, 9845), (5105, 7876)]

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