18893600

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:163

約数の個数: 144

約数和(自身を含む): 53434080

約数和(自身を除く): 34540480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 32, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 110, 113, 152, 160, 176, 190, 200, 209, 220, 226, 275, 304, 352, 380, 400, 418, 440, 452, 475, 550, 565, 608, 760, 800, 836, 880, 904, 950, 1045, 1100, 1130, 1243, 1520, 1672, 1760, 1808, 1900, 2090, 2147, 2200, 2260, 2486, 2825, 3040, 3344, 3616, 3800, 4180, 4294, 4400, 4520, 4972, 5225, 5650, 6215, 6688, 7600, 8360, 8588, 8800, 9040, 9944, 10450, 10735, 11300, 12430, 15200, 16720, 17176, 18080, 19888, 20900, 21470, 22600, 23617, 24860, 31075, 33440, 34352, 39776, 41800, 42940, 45200, 47234, 49720, 53675, 62150, 68704, 83600, 85880, 90400, 94468, 99440, 107350, 118085, 124300, 167200, 171760, 188936, 198880, 214700, 236170, 248600, 343520, 377872, 429400, 472340, 497200, 590425, 755744, 858800, 944680, 994400, 1180850, 1717600, 1889360, 2361700, 3778720, 4723400, 9446800, 18893600]

約数ペア:

[(1, 18893600), (2, 9446800), (4, 4723400), (5, 3778720), (8, 2361700), (10, 1889360), (11, 1717600), (16, 1180850), (19, 994400), (20, 944680), (22, 858800), (25, 755744), (32, 590425), (38, 497200), (40, 472340), (44, 429400), (50, 377872), (55, 343520), (76, 248600), (80, 236170), (88, 214700), (95, 198880), (100, 188936), (110, 171760), (113, 167200), (152, 124300), (160, 118085), (176, 107350), (190, 99440), (200, 94468), (209, 90400), (220, 85880), (226, 83600), (275, 68704), (304, 62150), (352, 53675), (380, 49720), (400, 47234), (418, 45200), (440, 42940), (452, 41800), (475, 39776), (550, 34352), (565, 33440), (608, 31075), (760, 24860), (800, 23617), (836, 22600), (880, 21470), (904, 20900), (950, 19888), (1045, 18080), (1100, 17176), (1130, 16720), (1243, 15200), (1520, 12430), (1672, 11300), (1760, 10735), (1808, 10450), (1900, 9944), (2090, 9040), (2147, 8800), (2200, 8588), (2260, 8360), (2486, 7600), (2825, 6688), (3040, 6215), (3344, 5650), (3616, 5225), (3800, 4972), (4180, 4520), (4294, 4400)]