About the Number

29996980

29996979 ← → 29996981

2進数表記:1110010011011011110110100

漢数字表記:二千九百九十九万六千九百八十

素因数分解:

2 2 × 5 1 × 13 1 × 113 1 × 1021 1

素因数の和:1156
約数の個数: 48
約数和(自身を含む): 68506704
約数和(自身を除く): 38509724

約数列:
[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 113, 130, 226, 260, 452, 565, 1021, 1130, 1469, 2042, 2260, 2938, 4084, 5105, 5876, 7345, 10210, 13273, 14690, 20420, 26546, 29380, 53092, 66365, 115373, 132730, 230746, 265460, 461492, 576865, 1153730, 1499849, 2307460, 2999698, 5999396, 7499245, 14998490, 29996980]

約数ペア:
[(1, 29996980), (2, 14998490), (4, 7499245), (5, 5999396), (10, 2999698), (13, 2307460), (20, 1499849), (26, 1153730), (52, 576865), (65, 461492), (113, 265460), (130, 230746), (226, 132730), (260, 115373), (452, 66365), (565, 53092), (1021, 29380), (1130, 26546), (1469, 20420), (2042, 14690), (2260, 13273), (2938, 10210), (4084, 7345), (5105, 5876)]

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