About the Number

13004880

13004879 ← → 13004881

2進数表記:110001100111000001010000

漢数字表記:千三百万四千八百八十

素因数分解:

2 4 × 3 1 × 5 1 × 7 1 × 7741 1

素因数の和:7764
約数の個数: 80
約数和(自身を含む): 46080384
約数和(自身を除く): 33075504

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 7741, 15482, 23223, 30964, 38705, 46446, 54187, 61928, 77410, 92892, 108374, 116115, 123856, 154820, 162561, 185784, 216748, 232230, 270935, 309640, 325122, 371568, 433496, 464460, 541870, 619280, 650244, 812805, 866992, 928920, 1083740, 1300488, 1625610, 1857840, 2167480, 2600976, 3251220, 4334960, 6502440, 13004880]

約数ペア:
[(1, 13004880), (2, 6502440), (3, 4334960), (4, 3251220), (5, 2600976), (6, 2167480), (7, 1857840), (8, 1625610), (10, 1300488), (12, 1083740), (14, 928920), (15, 866992), (16, 812805), (20, 650244), (21, 619280), (24, 541870), (28, 464460), (30, 433496), (35, 371568), (40, 325122), (42, 309640), (48, 270935), (56, 232230), (60, 216748), (70, 185784), (80, 162561), (84, 154820), (105, 123856), (112, 116115), (120, 108374), (140, 92892), (168, 77410), (210, 61928), (240, 54187), (280, 46446), (336, 38705), (420, 30964), (560, 23223), (840, 15482), (1680, 7741)]

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