289685590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{797}}^1\times {\mathrm{1913}}^1$

素因数の和:2736

約数の個数: 32

約数和(自身を含む): 549853920

約数和(自身を除く): 260168330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 797, 1594, 1913, 3826, 3985, 7970, 9565, 15143, 19130, 30286, 36347, 72694, 75715, 151430, 181735, 363470, 1524661, 3049322, 7623305, 15246610, 28968559, 57937118, 144842795, 289685590]

約数ペア:

[(1, 289685590), (2, 144842795), (5, 57937118), (10, 28968559), (19, 15246610), (38, 7623305), (95, 3049322), (190, 1524661), (797, 363470), (1594, 181735), (1913, 151430), (3826, 75715), (3985, 72694), (7970, 36347), (9565, 30286), (15143, 19130)]