2662020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 8438976

約数和(自身を除く): 5776956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 643, 690, 828, 1035, 1286, 1380, 1929, 2070, 2572, 3215, 3858, 4140, 5787, 6430, 7716, 9645, 11574, 12860, 14789, 19290, 23148, 28935, 29578, 38580, 44367, 57870, 59156, 73945, 88734, 115740, 133101, 147890, 177468, 221835, 266202, 295780, 443670, 532404, 665505, 887340, 1331010, 2662020]

約数ペア:

[(1, 2662020), (2, 1331010), (3, 887340), (4, 665505), (5, 532404), (6, 443670), (9, 295780), (10, 266202), (12, 221835), (15, 177468), (18, 147890), (20, 133101), (23, 115740), (30, 88734), (36, 73945), (45, 59156), (46, 57870), (60, 44367), (69, 38580), (90, 29578), (92, 28935), (115, 23148), (138, 19290), (180, 14789), (207, 12860), (230, 11574), (276, 9645), (345, 7716), (414, 6430), (460, 5787), (643, 4140), (690, 3858), (828, 3215), (1035, 2572), (1286, 2070), (1380, 1929)]