About the Number

120172048

120172047 ← → 120172049

2進数表記:111001010011010111000010000

漢数字表記:一億二千十七万二千四十八

素因数分解:

2 4 × 17 1 × 83 1 × 5323 1

素因数の和:5431
約数の個数: 40
約数和(自身を含む): 249546528
約数和(自身を除く): 129374480

約数列:
[1, 2, 4, 8, 16, 17, 34, 68, 83, 136, 166, 272, 332, 664, 1328, 1411, 2822, 5323, 5644, 10646, 11288, 21292, 22576, 42584, 85168, 90491, 180982, 361964, 441809, 723928, 883618, 1447856, 1767236, 3534472, 7068944, 7510753, 15021506, 30043012, 60086024, 120172048]

約数ペア:
[(1, 120172048), (2, 60086024), (4, 30043012), (8, 15021506), (16, 7510753), (17, 7068944), (34, 3534472), (68, 1767236), (83, 1447856), (136, 883618), (166, 723928), (272, 441809), (332, 361964), (664, 180982), (1328, 90491), (1411, 85168), (2822, 42584), (5323, 22576), (5644, 21292), (10646, 11288)]

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