About the Number

393900384

393900383 ← → 393900385

2進数表記:10111011110100111000101100000

漢数字表記:三億九千三百九十万三百八十四

素因数分解:

2 5 × 3 1 × 31 1 × 107 1 × 1237 1

素因数の和:1388
約数の個数: 96
約数和(自身を含む): 1078189056
約数和(自身を除く): 684288672

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 93, 96, 107, 124, 186, 214, 248, 321, 372, 428, 496, 642, 744, 856, 992, 1237, 1284, 1488, 1712, 2474, 2568, 2976, 3317, 3424, 3711, 4948, 5136, 6634, 7422, 9896, 9951, 10272, 13268, 14844, 19792, 19902, 26536, 29688, 38347, 39584, 39804, 53072, 59376, 76694, 79608, 106144, 115041, 118752, 132359, 153388, 159216, 230082, 264718, 306776, 318432, 397077, 460164, 529436, 613552, 794154, 920328, 1058872, 1227104, 1588308, 1840656, 2117744, 3176616, 3681312, 4103129, 4235488, 6353232, 8206258, 12309387, 12706464, 16412516, 24618774, 32825032, 49237548, 65650064, 98475096, 131300128, 196950192, 393900384]

約数ペア:
[(1, 393900384), (2, 196950192), (3, 131300128), (4, 98475096), (6, 65650064), (8, 49237548), (12, 32825032), (16, 24618774), (24, 16412516), (31, 12706464), (32, 12309387), (48, 8206258), (62, 6353232), (93, 4235488), (96, 4103129), (107, 3681312), (124, 3176616), (186, 2117744), (214, 1840656), (248, 1588308), (321, 1227104), (372, 1058872), (428, 920328), (496, 794154), (642, 613552), (744, 529436), (856, 460164), (992, 397077), (1237, 318432), (1284, 306776), (1488, 264718), (1712, 230082), (2474, 159216), (2568, 153388), (2976, 132359), (3317, 118752), (3424, 115041), (3711, 106144), (4948, 79608), (5136, 76694), (6634, 59376), (7422, 53072), (9896, 39804), (9951, 39584), (10272, 38347), (13268, 29688), (14844, 26536), (19792, 19902)]

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