4355120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 12976848

約数和(自身を除く): 8621728

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 101, 110, 112, 140, 154, 176, 196, 202, 220, 245, 280, 308, 385, 392, 404, 440, 490, 505, 539, 560, 616, 707, 770, 784, 808, 880, 980, 1010, 1078, 1111, 1232, 1414, 1540, 1616, 1960, 2020, 2156, 2222, 2695, 2828, 3080, 3535, 3920, 4040, 4312, 4444, 4949, 5390, 5555, 5656, 6160, 7070, 7777, 8080, 8624, 8888, 9898, 10780, 11110, 11312, 14140, 15554, 17776, 19796, 21560, 22220, 24745, 28280, 31108, 38885, 39592, 43120, 44440, 49490, 54439, 56560, 62216, 77770, 79184, 88880, 98980, 108878, 124432, 155540, 197960, 217756, 272195, 311080, 395920, 435512, 544390, 622160, 871024, 1088780, 2177560, 4355120]

約数ペア:

[(1, 4355120), (2, 2177560), (4, 1088780), (5, 871024), (7, 622160), (8, 544390), (10, 435512), (11, 395920), (14, 311080), (16, 272195), (20, 217756), (22, 197960), (28, 155540), (35, 124432), (40, 108878), (44, 98980), (49, 88880), (55, 79184), (56, 77770), (70, 62216), (77, 56560), (80, 54439), (88, 49490), (98, 44440), (101, 43120), (110, 39592), (112, 38885), (140, 31108), (154, 28280), (176, 24745), (196, 22220), (202, 21560), (220, 19796), (245, 17776), (280, 15554), (308, 14140), (385, 11312), (392, 11110), (404, 10780), (440, 9898), (490, 8888), (505, 8624), (539, 8080), (560, 7777), (616, 7070), (707, 6160), (770, 5656), (784, 5555), (808, 5390), (880, 4949), (980, 4444), (1010, 4312), (1078, 4040), (1111, 3920), (1232, 3535), (1414, 3080), (1540, 2828), (1616, 2695), (1960, 2222), (2020, 2156)]