About the Number

12470240

12470239 ← → 12470241

2進数表記:101111100100011111100000

漢数字表記:千二百四十七万二百四十

素因数分解:

2 5 × 5 1 × 59 1 × 1321 1

素因数の和:1395
約数の個数: 48
約数和(自身を含む): 29982960
約数和(自身を除く): 17512720

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 118, 160, 236, 295, 472, 590, 944, 1180, 1321, 1888, 2360, 2642, 4720, 5284, 6605, 9440, 10568, 13210, 21136, 26420, 42272, 52840, 77939, 105680, 155878, 211360, 311756, 389695, 623512, 779390, 1247024, 1558780, 2494048, 3117560, 6235120, 12470240]

約数ペア:
[(1, 12470240), (2, 6235120), (4, 3117560), (5, 2494048), (8, 1558780), (10, 1247024), (16, 779390), (20, 623512), (32, 389695), (40, 311756), (59, 211360), (80, 155878), (118, 105680), (160, 77939), (236, 52840), (295, 42272), (472, 26420), (590, 21136), (944, 13210), (1180, 10568), (1321, 9440), (1888, 6605), (2360, 5284), (2642, 4720)]

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