About the Number

20131213920

20131213919 ← → 20131213921

2進数表記:10010101111111010011111001001100000

漢数字表記:二百一億三千百二十一万三千九百二十

素因数分解:

2 5 × 3 1 × 5 1 × 3217 1 × 13037 1

素因数の和:16272
約数の個数: 96
約数和(自身を含む): 63437901408
約数和(自身を除く): 43306687488

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 3217, 6434, 9651, 12868, 13037, 16085, 19302, 25736, 26074, 32170, 38604, 39111, 48255, 51472, 52148, 64340, 65185, 77208, 78222, 96510, 102944, 104296, 128680, 130370, 154416, 156444, 193020, 195555, 208592, 257360, 260740, 308832, 312888, 386040, 391110, 417184, 514720, 521480, 625776, 772080, 782220, 1042960, 1251552, 1544160, 1564440, 2085920, 3128880, 6257760, 41940029, 83880058, 125820087, 167760116, 209700145, 251640174, 335520232, 419400290, 503280348, 629100435, 671040464, 838800580, 1006560696, 1258200870, 1342080928, 1677601160, 2013121392, 2516401740, 3355202320, 4026242784, 5032803480, 6710404640, 10065606960, 20131213920]

約数ペア:
[(1, 20131213920), (2, 10065606960), (3, 6710404640), (4, 5032803480), (5, 4026242784), (6, 3355202320), (8, 2516401740), (10, 2013121392), (12, 1677601160), (15, 1342080928), (16, 1258200870), (20, 1006560696), (24, 838800580), (30, 671040464), (32, 629100435), (40, 503280348), (48, 419400290), (60, 335520232), (80, 251640174), (96, 209700145), (120, 167760116), (160, 125820087), (240, 83880058), (480, 41940029), (3217, 6257760), (6434, 3128880), (9651, 2085920), (12868, 1564440), (13037, 1544160), (16085, 1251552), (19302, 1042960), (25736, 782220), (26074, 772080), (32170, 625776), (38604, 521480), (39111, 514720), (48255, 417184), (51472, 391110), (52148, 386040), (64340, 312888), (65185, 308832), (77208, 260740), (78222, 257360), (96510, 208592), (102944, 195555), (104296, 193020), (128680, 156444), (130370, 154416)]

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