About the Number

11981040

11981039 ← → 11981041

2進数表記:101101101101000011110000

漢数字表記:千百九十八万千四十

素因数分解:

2 4 × 3 1 × 5 1 × 49921 1

素因数の和:49937
約数の個数: 40
約数和(自身を含む): 37141968
約数和(自身を除く): 25160928

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 49921, 99842, 149763, 199684, 249605, 299526, 399368, 499210, 599052, 748815, 798736, 998420, 1198104, 1497630, 1996840, 2396208, 2995260, 3993680, 5990520, 11981040]

約数ペア:
[(1, 11981040), (2, 5990520), (3, 3993680), (4, 2995260), (5, 2396208), (6, 1996840), (8, 1497630), (10, 1198104), (12, 998420), (15, 798736), (16, 748815), (20, 599052), (24, 499210), (30, 399368), (40, 299526), (48, 249605), (60, 199684), (80, 149763), (120, 99842), (240, 49921)]

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