About the Number

12388860

12388859 ← → 12388861

2進数表記:101111010000100111111100

漢数字表記:千二百三十八万八千八百六十

素因数分解:

2 2 × 3 2 × 5 1 × 11 1 × 6257 1

素因数の和:6283
約数の個数: 72
約数和(自身を含む): 41002416
約数和(自身を除く): 28613556

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 6257, 12514, 18771, 25028, 31285, 37542, 56313, 62570, 68827, 75084, 93855, 112626, 125140, 137654, 187710, 206481, 225252, 275308, 281565, 344135, 375420, 412962, 563130, 619443, 688270, 825924, 1032405, 1126260, 1238886, 1376540, 2064810, 2477772, 3097215, 4129620, 6194430, 12388860]

約数ペア:
[(1, 12388860), (2, 6194430), (3, 4129620), (4, 3097215), (5, 2477772), (6, 2064810), (9, 1376540), (10, 1238886), (11, 1126260), (12, 1032405), (15, 825924), (18, 688270), (20, 619443), (22, 563130), (30, 412962), (33, 375420), (36, 344135), (44, 281565), (45, 275308), (55, 225252), (60, 206481), (66, 187710), (90, 137654), (99, 125140), (110, 112626), (132, 93855), (165, 75084), (180, 68827), (198, 62570), (220, 56313), (330, 37542), (396, 31285), (495, 25028), (660, 18771), (990, 12514), (1980, 6257)]

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