About the Number

11989320

11989319 ← → 11989321

2進数表記:101101101111000101001000

漢数字表記:千百九十八万九千三百二十

素因数分解:

2 3 × 3 1 × 5 1 × 7 2 × 2039 1

素因数の和:2067
約数の個数: 96
約数和(自身を含む): 41860800
約数和(自身を除く): 29871480

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2039, 2940, 4078, 5880, 6117, 8156, 10195, 12234, 14273, 16312, 20390, 24468, 28546, 30585, 40780, 42819, 48936, 57092, 61170, 71365, 81560, 85638, 99911, 114184, 122340, 142730, 171276, 199822, 214095, 244680, 285460, 299733, 342552, 399644, 428190, 499555, 570920, 599466, 799288, 856380, 999110, 1198932, 1498665, 1712760, 1998220, 2397864, 2997330, 3996440, 5994660, 11989320]

約数ペア:
[(1, 11989320), (2, 5994660), (3, 3996440), (4, 2997330), (5, 2397864), (6, 1998220), (7, 1712760), (8, 1498665), (10, 1198932), (12, 999110), (14, 856380), (15, 799288), (20, 599466), (21, 570920), (24, 499555), (28, 428190), (30, 399644), (35, 342552), (40, 299733), (42, 285460), (49, 244680), (56, 214095), (60, 199822), (70, 171276), (84, 142730), (98, 122340), (105, 114184), (120, 99911), (140, 85638), (147, 81560), (168, 71365), (196, 61170), (210, 57092), (245, 48936), (280, 42819), (294, 40780), (392, 30585), (420, 28546), (490, 24468), (588, 20390), (735, 16312), (840, 14273), (980, 12234), (1176, 10195), (1470, 8156), (1960, 6117), (2039, 5880), (2940, 4078)]

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