About the Number

40721490

40721489 ← → 40721491

2進数表記:10011011010101110001010010

漢数字表記:四千七十二万千四百九十

素因数分解:

2 1 × 3 2 × 5 1 × 53 1 × 8537 1

素因数の和:8603
約数の個数: 48
約数和(自身を含む): 107886168
約数和(自身を除く): 67164678

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 53, 90, 106, 159, 265, 318, 477, 530, 795, 954, 1590, 2385, 4770, 8537, 17074, 25611, 42685, 51222, 76833, 85370, 128055, 153666, 256110, 384165, 452461, 768330, 904922, 1357383, 2262305, 2714766, 4072149, 4524610, 6786915, 8144298, 13573830, 20360745, 40721490]

約数ペア:
[(1, 40721490), (2, 20360745), (3, 13573830), (5, 8144298), (6, 6786915), (9, 4524610), (10, 4072149), (15, 2714766), (18, 2262305), (30, 1357383), (45, 904922), (53, 768330), (90, 452461), (106, 384165), (159, 256110), (265, 153666), (318, 128055), (477, 85370), (530, 76833), (795, 51222), (954, 42685), (1590, 25611), (2385, 17074), (4770, 8537)]

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