202079920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{51551}}^1$

素因数の和:51578

約数の個数: 60

約数和(自身を含む): 546554304

約数和(自身を除く): 344474384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 51551, 103102, 206204, 257755, 360857, 412408, 515510, 721714, 824816, 1031020, 1443428, 1804285, 2062040, 2525999, 2886856, 3608570, 4124080, 5051998, 5773712, 7217140, 10103996, 12629995, 14434280, 20207992, 25259990, 28868560, 40415984, 50519980, 101039960, 202079920]

約数ペア:

[(1, 202079920), (2, 101039960), (4, 50519980), (5, 40415984), (7, 28868560), (8, 25259990), (10, 20207992), (14, 14434280), (16, 12629995), (20, 10103996), (28, 7217140), (35, 5773712), (40, 5051998), (49, 4124080), (56, 3608570), (70, 2886856), (80, 2525999), (98, 2062040), (112, 1804285), (140, 1443428), (196, 1031020), (245, 824816), (280, 721714), (392, 515510), (490, 412408), (560, 360857), (784, 257755), (980, 206204), (1960, 103102), (3920, 51551)]