2585430

素因数分解:

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

素因数の和:1285

約数の個数: 48

約数和(自身を含む): 7020000

約数和(自身を除く): 4434570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 1249, 2070, 2498, 3747, 6245, 7494, 11241, 12490, 18735, 22482, 28727, 37470, 56205, 57454, 86181, 112410, 143635, 172362, 258543, 287270, 430905, 517086, 861810, 1292715, 2585430]

約数ペア:

[(1, 2585430), (2, 1292715), (3, 861810), (5, 517086), (6, 430905), (9, 287270), (10, 258543), (15, 172362), (18, 143635), (23, 112410), (30, 86181), (45, 57454), (46, 56205), (69, 37470), (90, 28727), (115, 22482), (138, 18735), (207, 12490), (230, 11241), (345, 7494), (414, 6245), (690, 3747), (1035, 2498), (1249, 2070)]