About the Number

40381908

40381907 ← → 40381909

2進数表記:10011010000010110111010100

漢数字表記:四千三十八万千九百八

素因数分解:

2 2 × 3 1 × 7 1 × 480737 1

素因数の和:480751
約数の個数: 24
約数和(自身を含む): 107685312
約数和(自身を除く): 67303404

約数列:
[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 480737, 961474, 1442211, 1922948, 2884422, 3365159, 5768844, 6730318, 10095477, 13460636, 20190954, 40381908]

約数ペア:
[(1, 40381908), (2, 20190954), (3, 13460636), (4, 10095477), (6, 6730318), (7, 5768844), (12, 3365159), (14, 2884422), (21, 1922948), (28, 1442211), (42, 961474), (84, 480737)]

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