1789020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{3313}}^1$

素因数の和:3331

約数の個数: 48

約数和(自身を含む): 5567520

約数和(自身を除く): 3778500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 3313, 6626, 9939, 13252, 16565, 19878, 29817, 33130, 39756, 49695, 59634, 66260, 89451, 99390, 119268, 149085, 178902, 198780, 298170, 357804, 447255, 596340, 894510, 1789020]

約数ペア:

[(1, 1789020), (2, 894510), (3, 596340), (4, 447255), (5, 357804), (6, 298170), (9, 198780), (10, 178902), (12, 149085), (15, 119268), (18, 99390), (20, 89451), (27, 66260), (30, 59634), (36, 49695), (45, 39756), (54, 33130), (60, 29817), (90, 19878), (108, 16565), (135, 13252), (180, 9939), (270, 6626), (540, 3313)]