2018481680

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{587}}^1\times {\mathrm{811}}^1$

素因数の和:1464

約数の個数: 80

約数和(自身を含む): 4795568064

約数和(自身を除く): 2777086384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 587, 811, 848, 1060, 1174, 1622, 2120, 2348, 2935, 3244, 4055, 4240, 4696, 5870, 6488, 8110, 9392, 11740, 12976, 16220, 23480, 31111, 32440, 42983, 46960, 62222, 64880, 85966, 124444, 155555, 171932, 214915, 248888, 311110, 343864, 429830, 476057, 497776, 622220, 687728, 859660, 952114, 1244440, 1719320, 1904228, 2380285, 2488880, 3438640, 3808456, 4760570, 7616912, 9521140, 19042280, 25231021, 38084560, 50462042, 100924084, 126155105, 201848168, 252310210, 403696336, 504620420, 1009240840, 2018481680]

約数ペア:

[(1, 2018481680), (2, 1009240840), (4, 504620420), (5, 403696336), (8, 252310210), (10, 201848168), (16, 126155105), (20, 100924084), (40, 50462042), (53, 38084560), (80, 25231021), (106, 19042280), (212, 9521140), (265, 7616912), (424, 4760570), (530, 3808456), (587, 3438640), (811, 2488880), (848, 2380285), (1060, 1904228), (1174, 1719320), (1622, 1244440), (2120, 952114), (2348, 859660), (2935, 687728), (3244, 622220), (4055, 497776), (4240, 476057), (4696, 429830), (5870, 343864), (6488, 311110), (8110, 248888), (9392, 214915), (11740, 171932), (12976, 155555), (16220, 124444), (23480, 85966), (31111, 64880), (32440, 62222), (42983, 46960)]