About the Number

479942980

479942979 ← → 479942981

2進数表記:11100100110110101100101000100

漢数字表記:四億七千九百九十四万二千九百八十

素因数分解:

2 2 × 5 1 × 11 1 × 17 1 × 128327 1

素因数の和:128364
約数の個数: 48
約数和(自身を含む): 1164191616
約数和(自身を除く): 684248636

約数列:
[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 128327, 256654, 513308, 641635, 1283270, 1411597, 2181559, 2566540, 2823194, 4363118, 5646388, 7057985, 8726236, 10907795, 14115970, 21815590, 23997149, 28231940, 43631180, 47994298, 95988596, 119985745, 239971490, 479942980]

約数ペア:
[(1, 479942980), (2, 239971490), (4, 119985745), (5, 95988596), (10, 47994298), (11, 43631180), (17, 28231940), (20, 23997149), (22, 21815590), (34, 14115970), (44, 10907795), (55, 8726236), (68, 7057985), (85, 5646388), (110, 4363118), (170, 2823194), (187, 2566540), (220, 2181559), (340, 1411597), (374, 1283270), (748, 641635), (935, 513308), (1870, 256654), (3740, 128327)]

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