91521860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{1061}}^1$

素因数の和:1316

約数の個数: 48

約数和(自身を含む): 203394240

約数和(自身を除く): 111872380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 227, 380, 454, 908, 1061, 1135, 2122, 2270, 4244, 4313, 4540, 5305, 8626, 10610, 17252, 20159, 21220, 21565, 40318, 43130, 80636, 86260, 100795, 201590, 240847, 403180, 481694, 963388, 1204235, 2408470, 4576093, 4816940, 9152186, 18304372, 22880465, 45760930, 91521860]

約数ペア:

[(1, 91521860), (2, 45760930), (4, 22880465), (5, 18304372), (10, 9152186), (19, 4816940), (20, 4576093), (38, 2408470), (76, 1204235), (95, 963388), (190, 481694), (227, 403180), (380, 240847), (454, 201590), (908, 100795), (1061, 86260), (1135, 80636), (2122, 43130), (2270, 40318), (4244, 21565), (4313, 21220), (4540, 20159), (5305, 17252), (8626, 10610)]