About the Number

69490380

69490379 ← → 69490381

2進数表記:100001001000101011011001100

漢数字表記:六千九百四十九万三百八十

素因数分解:

2 2 × 3 1 × 5 1 × 29 1 × 39937 1

素因数の和:39978
約数の個数: 48
約数和(自身を含む): 201287520
約数和(自身を除く): 131797140

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 39937, 79874, 119811, 159748, 199685, 239622, 399370, 479244, 599055, 798740, 1158173, 1198110, 2316346, 2396220, 3474519, 4632692, 5790865, 6949038, 11581730, 13898076, 17372595, 23163460, 34745190, 69490380]

約数ペア:
[(1, 69490380), (2, 34745190), (3, 23163460), (4, 17372595), (5, 13898076), (6, 11581730), (10, 6949038), (12, 5790865), (15, 4632692), (20, 3474519), (29, 2396220), (30, 2316346), (58, 1198110), (60, 1158173), (87, 798740), (116, 599055), (145, 479244), (174, 399370), (290, 239622), (348, 199685), (435, 159748), (580, 119811), (870, 79874), (1740, 39937)]

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