19767960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1277}}^1$

素因数の和:1337

約数の個数: 96

約数和(自身を含む): 65791440

約数和(自身を除く): 46023480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1277, 1290, 1548, 1720, 1935, 2554, 2580, 3096, 3831, 3870, 5108, 5160, 6385, 7662, 7740, 10216, 11493, 12770, 15324, 15480, 19155, 22986, 25540, 30648, 38310, 45972, 51080, 54911, 57465, 76620, 91944, 109822, 114930, 153240, 164733, 219644, 229860, 274555, 329466, 439288, 459720, 494199, 549110, 658932, 823665, 988398, 1098220, 1317864, 1647330, 1976796, 2196440, 2470995, 3294660, 3953592, 4941990, 6589320, 9883980, 19767960]

約数ペア:

[(1, 19767960), (2, 9883980), (3, 6589320), (4, 4941990), (5, 3953592), (6, 3294660), (8, 2470995), (9, 2196440), (10, 1976796), (12, 1647330), (15, 1317864), (18, 1098220), (20, 988398), (24, 823665), (30, 658932), (36, 549110), (40, 494199), (43, 459720), (45, 439288), (60, 329466), (72, 274555), (86, 229860), (90, 219644), (120, 164733), (129, 153240), (172, 114930), (180, 109822), (215, 91944), (258, 76620), (344, 57465), (360, 54911), (387, 51080), (430, 45972), (516, 38310), (645, 30648), (774, 25540), (860, 22986), (1032, 19155), (1277, 15480), (1290, 15324), (1548, 12770), (1720, 11493), (1935, 10216), (2554, 7740), (2580, 7662), (3096, 6385), (3831, 5160), (3870, 5108)]