1640287712

素因数分解:

$2^5\times 7^1\times {\mathrm{331}}^1\times {\mathrm{22123}}^1$

素因数の和:22471

約数の個数: 48

約数和(自身を含む): 3701964672

約数和(自身を除く): 2061676960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 331, 662, 1324, 2317, 2648, 4634, 5296, 9268, 10592, 18536, 22123, 37072, 44246, 74144, 88492, 154861, 176984, 309722, 353968, 619444, 707936, 1238888, 2477776, 4955552, 7322713, 14645426, 29290852, 51258991, 58581704, 102517982, 117163408, 205035964, 234326816, 410071928, 820143856, 1640287712]

約数ペア:

[(1, 1640287712), (2, 820143856), (4, 410071928), (7, 234326816), (8, 205035964), (14, 117163408), (16, 102517982), (28, 58581704), (32, 51258991), (56, 29290852), (112, 14645426), (224, 7322713), (331, 4955552), (662, 2477776), (1324, 1238888), (2317, 707936), (2648, 619444), (4634, 353968), (5296, 309722), (9268, 176984), (10592, 154861), (18536, 88492), (22123, 74144), (37072, 44246)]