1979797872

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{166987}}^1$

素因数の和:167030

約数の個数: 80

約数和(自身を含む): 5797823360

約数和(自身を除く): 3818025488

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 48, 52, 57, 76, 78, 104, 114, 152, 156, 208, 228, 247, 304, 312, 456, 494, 624, 741, 912, 988, 1482, 1976, 2964, 3952, 5928, 11856, 166987, 333974, 500961, 667948, 1001922, 1335896, 2003844, 2170831, 2671792, 3172753, 4007688, 4341662, 6345506, 6512493, 8015376, 8683324, 9518259, 12691012, 13024986, 17366648, 19036518, 25382024, 26049972, 34733296, 38073036, 41245789, 50764048, 52099944, 76146072, 82491578, 104199888, 123737367, 152292144, 164983156, 247474734, 329966312, 494949468, 659932624, 989898936, 1979797872]

約数ペア:

[(1, 1979797872), (2, 989898936), (3, 659932624), (4, 494949468), (6, 329966312), (8, 247474734), (12, 164983156), (13, 152292144), (16, 123737367), (19, 104199888), (24, 82491578), (26, 76146072), (38, 52099944), (39, 50764048), (48, 41245789), (52, 38073036), (57, 34733296), (76, 26049972), (78, 25382024), (104, 19036518), (114, 17366648), (152, 13024986), (156, 12691012), (208, 9518259), (228, 8683324), (247, 8015376), (304, 6512493), (312, 6345506), (456, 4341662), (494, 4007688), (624, 3172753), (741, 2671792), (912, 2170831), (988, 2003844), (1482, 1335896), (1976, 1001922), (2964, 667948), (3952, 500961), (5928, 333974), (11856, 166987)]