2019920504

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{8623}}^1$

素因数の和:8772

約数の個数: 64

約数和(自身を含む): 4470681600

約数和(自身を除く): 2450761096

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 89, 94, 178, 188, 329, 356, 376, 623, 658, 712, 1246, 1316, 2492, 2632, 4183, 4984, 8366, 8623, 16732, 17246, 29281, 33464, 34492, 58562, 60361, 68984, 117124, 120722, 234248, 241444, 405281, 482888, 767447, 810562, 1534894, 1621124, 2836967, 3069788, 3242248, 5372129, 5673934, 6139576, 10744258, 11347868, 21488516, 22695736, 36070009, 42977032, 72140018, 144280036, 252490063, 288560072, 504980126, 1009960252, 2019920504]

約数ペア:

[(1, 2019920504), (2, 1009960252), (4, 504980126), (7, 288560072), (8, 252490063), (14, 144280036), (28, 72140018), (47, 42977032), (56, 36070009), (89, 22695736), (94, 21488516), (178, 11347868), (188, 10744258), (329, 6139576), (356, 5673934), (376, 5372129), (623, 3242248), (658, 3069788), (712, 2836967), (1246, 1621124), (1316, 1534894), (2492, 810562), (2632, 767447), (4183, 482888), (4984, 405281), (8366, 241444), (8623, 234248), (16732, 120722), (17246, 117124), (29281, 68984), (33464, 60361), (34492, 58562)]