861810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1249}}^1$

素因数の和:1282

約数の個数: 32

約数和(自身を含む): 2160000

約数和(自身を除く): 1298190

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 1249, 2498, 3747, 6245, 7494, 12490, 18735, 28727, 37470, 57454, 86181, 143635, 172362, 287270, 430905, 861810]

約数ペア:

[(1, 861810), (2, 430905), (3, 287270), (5, 172362), (6, 143635), (10, 86181), (15, 57454), (23, 37470), (30, 28727), (46, 18735), (69, 12490), (115, 7494), (138, 6245), (230, 3747), (345, 2498), (690, 1249)]