About the Number

890990320

890990319 ← → 890990321

2進数表記:110101000110110110111011110000

漢数字表記:八億九千九十九万三百二十

素因数分解:

2 4 × 5 1 × 11 1 × 1012489 1

素因数の和:1012513
約数の個数: 40
約数和(自身を含む): 2259877680
約数和(自身を除く): 1368887360

約数列:
[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1012489, 2024978, 4049956, 5062445, 8099912, 10124890, 11137379, 16199824, 20249780, 22274758, 40499560, 44549516, 55686895, 80999120, 89099032, 111373790, 178198064, 222747580, 445495160, 890990320]

約数ペア:
[(1, 890990320), (2, 445495160), (4, 222747580), (5, 178198064), (8, 111373790), (10, 89099032), (11, 80999120), (16, 55686895), (20, 44549516), (22, 40499560), (40, 22274758), (44, 20249780), (55, 16199824), (80, 11137379), (88, 10124890), (110, 8099912), (176, 5062445), (220, 4049956), (440, 2024978), (880, 1012489)]

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