About the Number

2164890

2164889 ← → 2164891

2進数表記:1000010000100010011010

漢数字表記:二百十六万四千八百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 13 2 × 61 1

素因数の和:104
約数の個数: 96
約数和(自身を含む): 6535296
約数和(自身を除く): 4370406

約数列:
[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 61, 65, 70, 78, 91, 105, 122, 130, 169, 182, 183, 195, 210, 273, 305, 338, 366, 390, 427, 455, 507, 546, 610, 793, 845, 854, 910, 915, 1014, 1183, 1281, 1365, 1586, 1690, 1830, 2135, 2366, 2379, 2535, 2562, 2730, 3549, 3965, 4270, 4758, 5070, 5551, 5915, 6405, 7098, 7930, 10309, 11102, 11830, 11895, 12810, 16653, 17745, 20618, 23790, 27755, 30927, 33306, 35490, 51545, 55510, 61854, 72163, 83265, 103090, 144326, 154635, 166530, 216489, 309270, 360815, 432978, 721630, 1082445, 2164890]

約数ペア:
[(1, 2164890), (2, 1082445), (3, 721630), (5, 432978), (6, 360815), (7, 309270), (10, 216489), (13, 166530), (14, 154635), (15, 144326), (21, 103090), (26, 83265), (30, 72163), (35, 61854), (39, 55510), (42, 51545), (61, 35490), (65, 33306), (70, 30927), (78, 27755), (91, 23790), (105, 20618), (122, 17745), (130, 16653), (169, 12810), (182, 11895), (183, 11830), (195, 11102), (210, 10309), (273, 7930), (305, 7098), (338, 6405), (366, 5915), (390, 5551), (427, 5070), (455, 4758), (507, 4270), (546, 3965), (610, 3549), (793, 2730), (845, 2562), (854, 2535), (910, 2379), (915, 2366), (1014, 2135), (1183, 1830), (1281, 1690), (1365, 1586)]

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