2018939720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{424147}}^1$

素因数の和:424182

約数の個数: 64

約数和(自身を含む): 5496958080

約数和(自身を除く): 3478018360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 424147, 848294, 1696588, 2120735, 2969029, 3393176, 4241470, 5938058, 7210499, 8482940, 11876116, 14420998, 14845145, 16965880, 23752232, 28841996, 29690290, 36052495, 50473493, 57683992, 59380580, 72104990, 100946986, 118761160, 144209980, 201893972, 252367465, 288419960, 403787944, 504734930, 1009469860, 2018939720]

約数ペア:

[(1, 2018939720), (2, 1009469860), (4, 504734930), (5, 403787944), (7, 288419960), (8, 252367465), (10, 201893972), (14, 144209980), (17, 118761160), (20, 100946986), (28, 72104990), (34, 59380580), (35, 57683992), (40, 50473493), (56, 36052495), (68, 29690290), (70, 28841996), (85, 23752232), (119, 16965880), (136, 14845145), (140, 14420998), (170, 11876116), (238, 8482940), (280, 7210499), (340, 5938058), (476, 4241470), (595, 3393176), (680, 2969029), (952, 2120735), (1190, 1696588), (2380, 848294), (4760, 424147)]