2100155120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197383}}^1$

素因数の和:197422

約数の個数: 80

約数和(自身を含む): 5874147840

約数和(自身を除く): 3773992720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 197383, 394766, 789532, 986915, 1381681, 1579064, 1973830, 2763362, 3158128, 3750277, 3947660, 5526724, 6908405, 7500554, 7895320, 11053448, 13816810, 15001108, 15790640, 18751385, 22106896, 26251939, 27633620, 30002216, 37502770, 52503878, 55267240, 60004432, 75005540, 105007756, 110534480, 131259695, 150011080, 210015512, 262519390, 300022160, 420031024, 525038780, 1050077560, 2100155120]

約数ペア:

[(1, 2100155120), (2, 1050077560), (4, 525038780), (5, 420031024), (7, 300022160), (8, 262519390), (10, 210015512), (14, 150011080), (16, 131259695), (19, 110534480), (20, 105007756), (28, 75005540), (35, 60004432), (38, 55267240), (40, 52503878), (56, 37502770), (70, 30002216), (76, 27633620), (80, 26251939), (95, 22106896), (112, 18751385), (133, 15790640), (140, 15001108), (152, 13816810), (190, 11053448), (266, 7895320), (280, 7500554), (304, 6908405), (380, 5526724), (532, 3947660), (560, 3750277), (665, 3158128), (760, 2763362), (1064, 1973830), (1330, 1579064), (1520, 1381681), (2128, 986915), (2660, 789532), (5320, 394766), (10640, 197383)]