About the Number

190019402490

190019402489 ← → 190019402491

2進数表記:10110000111110000010011111101011111010

漢数字表記:千九百億千九百四十万二千四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 131 1 × 48350993 1

素因数の和:48351134
約数の個数: 32
約数和(自身を含む): 459527846976
約数和(自身を除く): 269508444486

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 131, 262, 393, 655, 786, 1310, 1965, 3930, 48350993, 96701986, 145052979, 241754965, 290105958, 483509930, 725264895, 1450529790, 6333980083, 12667960166, 19001940249, 31669900415, 38003880498, 63339800830, 95009701245, 190019402490]

約数ペア:
[(1, 190019402490), (2, 95009701245), (3, 63339800830), (5, 38003880498), (6, 31669900415), (10, 19001940249), (15, 12667960166), (30, 6333980083), (131, 1450529790), (262, 725264895), (393, 483509930), (655, 290105958), (786, 241754965), (1310, 145052979), (1965, 96701986), (3930, 48350993)]

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