About the Number

42990238

42990237 ← → 42990239

2進数表記:10100011111111101010011110

漢数字表記:四千二百九十九万二百三十八

素因数分解:

2 1 × 29 2 × 61 1 × 419 1

素因数の和:540
約数の個数: 24
約数和(自身を含む): 68042520
約数和(自身を除く): 25052282

約数列:
[1, 2, 29, 58, 61, 122, 419, 838, 841, 1682, 1769, 3538, 12151, 24302, 25559, 51118, 51301, 102602, 352379, 704758, 741211, 1482422, 21495119, 42990238]

約数ペア:
[(1, 42990238), (2, 21495119), (29, 1482422), (58, 741211), (61, 704758), (122, 352379), (419, 102602), (838, 51301), (841, 51118), (1682, 25559), (1769, 24302), (3538, 12151)]

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