About the Number

20009275

20009274 ← → 20009276

2進数表記:1001100010101000100111011

漢数字表記:二千万九千二百七十五

素因数分解:

5 2 × 11 1 × 13 1 × 29 1 × 193 1

素因数の和:256
約数の個数: 48
約数和(自身を含む): 30310560
約数和(自身を除く): 10301285

約数列:
[1, 5, 11, 13, 25, 29, 55, 65, 143, 145, 193, 275, 319, 325, 377, 715, 725, 965, 1595, 1885, 2123, 2509, 3575, 4147, 4825, 5597, 7975, 9425, 10615, 12545, 20735, 27599, 27985, 53075, 61567, 62725, 72761, 103675, 137995, 139925, 307835, 363805, 689975, 800371, 1539175, 1819025, 4001855, 20009275]

約数ペア:
[(1, 20009275), (5, 4001855), (11, 1819025), (13, 1539175), (25, 800371), (29, 689975), (55, 363805), (65, 307835), (143, 139925), (145, 137995), (193, 103675), (275, 72761), (319, 62725), (325, 61567), (377, 53075), (715, 27985), (725, 27599), (965, 20735), (1595, 12545), (1885, 10615), (2123, 9425), (2509, 7975), (3575, 5597), (4147, 4825)]

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