About the Number

30990430

30990429 ← → 30990431

2進数表記:1110110001110000001011110

漢数字表記:三千九十九万四百三十

素因数分解:

2 1 × 5 1 × 23 1 × 134741 1

素因数の和:134771
約数の個数: 16
約数和(自身を含む): 58208544
約数和(自身を除く): 27218114

約数列:
[1, 2, 5, 10, 23, 46, 115, 230, 134741, 269482, 673705, 1347410, 3099043, 6198086, 15495215, 30990430]

約数ペア:
[(1, 30990430), (2, 15495215), (5, 6198086), (10, 3099043), (23, 1347410), (46, 673705), (115, 269482), (230, 134741)]

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