About the Number

1983709920

1983709919 ← → 1983709921

2進数表記:1110110001111010000001011100000

漢数字表記:十九億八千三百七十万九千九百二十

素因数分解:

2 5 × 3 1 × 5 1 × 317 1 × 13037 1

素因数の和:13372
約数の個数: 96
約数和(自身を含む): 6268879008
約数和(自身を除く): 4285169088

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, 317, 480, 634, 951, 1268, 1585, 1902, 2536, 3170, 3804, 4755, 5072, 6340, 7608, 9510, 10144, 12680, 13037, 15216, 19020, 25360, 26074, 30432, 38040, 39111, 50720, 52148, 65185, 76080, 78222, 104296, 130370, 152160, 156444, 195555, 208592, 260740, 312888, 391110, 417184, 521480, 625776, 782220, 1042960, 1251552, 1564440, 2085920, 3128880, 4132729, 6257760, 8265458, 12398187, 16530916, 20663645, 24796374, 33061832, 41327290, 49592748, 61990935, 66123664, 82654580, 99185496, 123981870, 132247328, 165309160, 198370992, 247963740, 330618320, 396741984, 495927480, 661236640, 991854960, 1983709920]

約数ペア:
[(1, 1983709920), (2, 991854960), (3, 661236640), (4, 495927480), (5, 396741984), (6, 330618320), (8, 247963740), (10, 198370992), (12, 165309160), (15, 132247328), (16, 123981870), (20, 99185496), (24, 82654580), (30, 66123664), (32, 61990935), (40, 49592748), (48, 41327290), (60, 33061832), (80, 24796374), (96, 20663645), (120, 16530916), (160, 12398187), (240, 8265458), (317, 6257760), (480, 4132729), (634, 3128880), (951, 2085920), (1268, 1564440), (1585, 1251552), (1902, 1042960), (2536, 782220), (3170, 625776), (3804, 521480), (4755, 417184), (5072, 391110), (6340, 312888), (7608, 260740), (9510, 208592), (10144, 195555), (12680, 156444), (13037, 152160), (15216, 130370), (19020, 104296), (25360, 78222), (26074, 76080), (30432, 65185), (38040, 52148), (39111, 50720)]

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