120742540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{643}}^1$

素因数の和:922

約数の個数: 48

約数和(自身を含む): 261283680

約数和(自身を除く): 140541140

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 229, 410, 458, 643, 820, 916, 1145, 1286, 2290, 2572, 3215, 4580, 6430, 9389, 12860, 18778, 26363, 37556, 46945, 52726, 93890, 105452, 131815, 147247, 187780, 263630, 294494, 527260, 588988, 736235, 1472470, 2944940, 6037127, 12074254, 24148508, 30185635, 60371270, 120742540]

約数ペア:

[(1, 120742540), (2, 60371270), (4, 30185635), (5, 24148508), (10, 12074254), (20, 6037127), (41, 2944940), (82, 1472470), (164, 736235), (205, 588988), (229, 527260), (410, 294494), (458, 263630), (643, 187780), (820, 147247), (916, 131815), (1145, 105452), (1286, 93890), (2290, 52726), (2572, 46945), (3215, 37556), (4580, 26363), (6430, 18778), (9389, 12860)]