About the Number

207440090

207440089 ← → 207440091

2進数表記:1100010111010100100011011010

漢数字表記:二億七百四十四万九十

素因数分解:

2 1 × 5 1 × 11 1 × 13 1 × 145063 1

素因数の和:145094
約数の個数: 32
約数和(自身を含む): 438673536
約数和(自身を除く): 231233446

約数列:
[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 145063, 290126, 725315, 1450630, 1595693, 1885819, 3191386, 3771638, 7978465, 9429095, 15956930, 18858190, 20744009, 41488018, 103720045, 207440090]

約数ペア:
[(1, 207440090), (2, 103720045), (5, 41488018), (10, 20744009), (11, 18858190), (13, 15956930), (22, 9429095), (26, 7978465), (55, 3771638), (65, 3191386), (110, 1885819), (130, 1595693), (143, 1450630), (286, 725315), (715, 290126), (1430, 145063)]

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