18948160

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{769}}^1$

素因数の和:804

約数の個数: 112

約数和(自身を含む): 56327040

約数和(自身を除く): 37378880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 769, 770, 880, 1120, 1232, 1538, 1540, 1760, 2240, 2464, 3076, 3080, 3520, 3845, 4928, 5383, 6152, 6160, 7690, 8459, 10766, 12304, 12320, 15380, 16918, 21532, 24608, 24640, 26915, 30760, 33836, 42295, 43064, 49216, 53830, 59213, 61520, 67672, 84590, 86128, 107660, 118426, 123040, 135344, 169180, 172256, 215320, 236852, 246080, 270688, 296065, 338360, 344512, 430640, 473704, 541376, 592130, 676720, 861280, 947408, 1184260, 1353440, 1722560, 1894816, 2368520, 2706880, 3789632, 4737040, 9474080, 18948160]

約数ペア:

[(1, 18948160), (2, 9474080), (4, 4737040), (5, 3789632), (7, 2706880), (8, 2368520), (10, 1894816), (11, 1722560), (14, 1353440), (16, 1184260), (20, 947408), (22, 861280), (28, 676720), (32, 592130), (35, 541376), (40, 473704), (44, 430640), (55, 344512), (56, 338360), (64, 296065), (70, 270688), (77, 246080), (80, 236852), (88, 215320), (110, 172256), (112, 169180), (140, 135344), (154, 123040), (160, 118426), (176, 107660), (220, 86128), (224, 84590), (280, 67672), (308, 61520), (320, 59213), (352, 53830), (385, 49216), (440, 43064), (448, 42295), (560, 33836), (616, 30760), (704, 26915), (769, 24640), (770, 24608), (880, 21532), (1120, 16918), (1232, 15380), (1538, 12320), (1540, 12304), (1760, 10766), (2240, 8459), (2464, 7690), (3076, 6160), (3080, 6152), (3520, 5383), (3845, 4928)]