About the Number

6409890

6409889 ← → 6409891

2進数表記:11000011100111010100010

漢数字表記:六百四十万九千八百九十

素因数分解:

2 1 × 3 2 × 5 1 × 67 1 × 1063 1

素因数の和:1143
約数の個数: 48
約数和(自身を含む): 16930368
約数和(自身を除く): 10520478

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 67, 90, 134, 201, 335, 402, 603, 670, 1005, 1063, 1206, 2010, 2126, 3015, 3189, 5315, 6030, 6378, 9567, 10630, 15945, 19134, 31890, 47835, 71221, 95670, 142442, 213663, 356105, 427326, 640989, 712210, 1068315, 1281978, 2136630, 3204945, 6409890]

約数ペア:
[(1, 6409890), (2, 3204945), (3, 2136630), (5, 1281978), (6, 1068315), (9, 712210), (10, 640989), (15, 427326), (18, 356105), (30, 213663), (45, 142442), (67, 95670), (90, 71221), (134, 47835), (201, 31890), (335, 19134), (402, 15945), (603, 10630), (670, 9567), (1005, 6378), (1063, 6030), (1206, 5315), (2010, 3189), (2126, 3015)]

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