About the Number

30491490

30491489 ← → 30491491

2進数表記:1110100010100001101100010

漢数字表記:三千四十九万千四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 827 1 × 1229 1

素因数の和:2066
約数の個数: 32
約数和(自身を含む): 73327680
約数和(自身を除く): 42836190

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 827, 1229, 1654, 2458, 2481, 3687, 4135, 4962, 6145, 7374, 8270, 12290, 12405, 18435, 24810, 36870, 1016383, 2032766, 3049149, 5081915, 6098298, 10163830, 15245745, 30491490]

約数ペア:
[(1, 30491490), (2, 15245745), (3, 10163830), (5, 6098298), (6, 5081915), (10, 3049149), (15, 2032766), (30, 1016383), (827, 36870), (1229, 24810), (1654, 18435), (2458, 12405), (2481, 12290), (3687, 8270), (4135, 7374), (4962, 6145)]

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