About the Number

3988992

3988991 ← → 3988993

2進数表記:1111001101111000000000

漢数字表記:三百九十八万八千九百九十二

素因数分解:

2 9 × 3 1 × 7 2 × 53 1

素因数の和:88
約数の個数: 120
約数和(自身を含む): 12595176
約数和(自身を除く): 8606184

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 53, 56, 64, 84, 96, 98, 106, 112, 128, 147, 159, 168, 192, 196, 212, 224, 256, 294, 318, 336, 371, 384, 392, 424, 448, 512, 588, 636, 672, 742, 768, 784, 848, 896, 1113, 1176, 1272, 1344, 1484, 1536, 1568, 1696, 1792, 2226, 2352, 2544, 2597, 2688, 2968, 3136, 3392, 3584, 4452, 4704, 5088, 5194, 5376, 5936, 6272, 6784, 7791, 8904, 9408, 10176, 10388, 10752, 11872, 12544, 13568, 15582, 17808, 18816, 20352, 20776, 23744, 25088, 27136, 31164, 35616, 37632, 40704, 41552, 47488, 62328, 71232, 75264, 81408, 83104, 94976, 124656, 142464, 166208, 189952, 249312, 284928, 332416, 498624, 569856, 664832, 997248, 1329664, 1994496, 3988992]

約数ペア:
[(1, 3988992), (2, 1994496), (3, 1329664), (4, 997248), (6, 664832), (7, 569856), (8, 498624), (12, 332416), (14, 284928), (16, 249312), (21, 189952), (24, 166208), (28, 142464), (32, 124656), (42, 94976), (48, 83104), (49, 81408), (53, 75264), (56, 71232), (64, 62328), (84, 47488), (96, 41552), (98, 40704), (106, 37632), (112, 35616), (128, 31164), (147, 27136), (159, 25088), (168, 23744), (192, 20776), (196, 20352), (212, 18816), (224, 17808), (256, 15582), (294, 13568), (318, 12544), (336, 11872), (371, 10752), (384, 10388), (392, 10176), (424, 9408), (448, 8904), (512, 7791), (588, 6784), (636, 6272), (672, 5936), (742, 5376), (768, 5194), (784, 5088), (848, 4704), (896, 4452), (1113, 3584), (1176, 3392), (1272, 3136), (1344, 2968), (1484, 2688), (1536, 2597), (1568, 2544), (1696, 2352), (1792, 2226)]

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