38555440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{569}}^1$

素因数の和:611

約数の個数: 120

約数和(自身を含む): 112805280

約数和(自身を除く): 74249840

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 176, 220, 242, 280, 308, 385, 440, 484, 560, 569, 605, 616, 770, 847, 880, 968, 1138, 1210, 1232, 1540, 1694, 1936, 2276, 2420, 2845, 3080, 3388, 3983, 4235, 4552, 4840, 5690, 6160, 6259, 6776, 7966, 8470, 9104, 9680, 11380, 12518, 13552, 15932, 16940, 19915, 22760, 25036, 31295, 31864, 33880, 39830, 43813, 45520, 50072, 62590, 63728, 67760, 68849, 79660, 87626, 100144, 125180, 137698, 159320, 175252, 219065, 250360, 275396, 318640, 344245, 350504, 438130, 481943, 500720, 550792, 688490, 701008, 876260, 963886, 1101584, 1376980, 1752520, 1927772, 2409715, 2753960, 3505040, 3855544, 4819430, 5507920, 7711088, 9638860, 19277720, 38555440]

約数ペア:

[(1, 38555440), (2, 19277720), (4, 9638860), (5, 7711088), (7, 5507920), (8, 4819430), (10, 3855544), (11, 3505040), (14, 2753960), (16, 2409715), (20, 1927772), (22, 1752520), (28, 1376980), (35, 1101584), (40, 963886), (44, 876260), (55, 701008), (56, 688490), (70, 550792), (77, 500720), (80, 481943), (88, 438130), (110, 350504), (112, 344245), (121, 318640), (140, 275396), (154, 250360), (176, 219065), (220, 175252), (242, 159320), (280, 137698), (308, 125180), (385, 100144), (440, 87626), (484, 79660), (560, 68849), (569, 67760), (605, 63728), (616, 62590), (770, 50072), (847, 45520), (880, 43813), (968, 39830), (1138, 33880), (1210, 31864), (1232, 31295), (1540, 25036), (1694, 22760), (1936, 19915), (2276, 16940), (2420, 15932), (2845, 13552), (3080, 12518), (3388, 11380), (3983, 9680), (4235, 9104), (4552, 8470), (4840, 7966), (5690, 6776), (6160, 6259)]