28160470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{877}}^1$

素因数の和:929

約数の個数: 48

約数和(自身を含む): 57842640

約数和(自身を除く): 29682170

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 169, 190, 247, 338, 494, 845, 877, 1235, 1690, 1754, 2470, 3211, 4385, 6422, 8770, 11401, 16055, 16663, 22802, 32110, 33326, 57005, 83315, 114010, 148213, 166630, 216619, 296426, 433238, 741065, 1083095, 1482130, 2166190, 2816047, 5632094, 14080235, 28160470]

約数ペア:

[(1, 28160470), (2, 14080235), (5, 5632094), (10, 2816047), (13, 2166190), (19, 1482130), (26, 1083095), (38, 741065), (65, 433238), (95, 296426), (130, 216619), (169, 166630), (190, 148213), (247, 114010), (338, 83315), (494, 57005), (845, 33326), (877, 32110), (1235, 22802), (1690, 16663), (1754, 16055), (2470, 11401), (3211, 8770), (4385, 6422)]