About the Number

12586480

12586479 ← → 12586481

2進数表記:110000000000110111110000

漢数字表記:千二百五十八万六千四百八十

素因数分解:

2 4 × 5 1 × 131 1 × 1201 1

素因数の和:1345
約数の個数: 40
約数和(自身を含む): 29511504
約数和(自身を除く): 16925024

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1201, 1310, 2096, 2402, 2620, 4804, 5240, 6005, 9608, 10480, 12010, 19216, 24020, 48040, 96080, 157331, 314662, 629324, 786655, 1258648, 1573310, 2517296, 3146620, 6293240, 12586480]

約数ペア:
[(1, 12586480), (2, 6293240), (4, 3146620), (5, 2517296), (8, 1573310), (10, 1258648), (16, 786655), (20, 629324), (40, 314662), (80, 157331), (131, 96080), (262, 48040), (524, 24020), (655, 19216), (1048, 12010), (1201, 10480), (1310, 9608), (2096, 6005), (2402, 5240), (2620, 4804)]

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