About the Number

120976880

120976879 ← → 120976881

2進数表記:111001101011111010111110000

漢数字表記:一億二千九十七万六千八百八十

素因数分解:

2 4 × 5 1 × 31 1 × 48781 1

素因数の和:48825
約数の個数: 40
約数和(自身を含む): 290350464
約数和(自身を除く): 169373584

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 48781, 97562, 195124, 243905, 390248, 487810, 780496, 975620, 1512211, 1951240, 3024422, 3902480, 6048844, 7561055, 12097688, 15122110, 24195376, 30244220, 60488440, 120976880]

約数ペア:
[(1, 120976880), (2, 60488440), (4, 30244220), (5, 24195376), (8, 15122110), (10, 12097688), (16, 7561055), (20, 6048844), (31, 3902480), (40, 3024422), (62, 1951240), (80, 1512211), (124, 975620), (155, 780496), (248, 487810), (310, 390248), (496, 243905), (620, 195124), (1240, 97562), (2480, 48781)]

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