19461480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1277}}^1$

素因数の和:1418

約数の個数: 64

約数和(自身を含む): 58890240

約数和(自身を除く): 39428760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 254, 381, 508, 635, 762, 1016, 1270, 1277, 1524, 1905, 2540, 2554, 3048, 3810, 3831, 5080, 5108, 6385, 7620, 7662, 10216, 12770, 15240, 15324, 19155, 25540, 30648, 38310, 51080, 76620, 153240, 162179, 324358, 486537, 648716, 810895, 973074, 1297432, 1621790, 1946148, 2432685, 3243580, 3892296, 4865370, 6487160, 9730740, 19461480]

約数ペア:

[(1, 19461480), (2, 9730740), (3, 6487160), (4, 4865370), (5, 3892296), (6, 3243580), (8, 2432685), (10, 1946148), (12, 1621790), (15, 1297432), (20, 973074), (24, 810895), (30, 648716), (40, 486537), (60, 324358), (120, 162179), (127, 153240), (254, 76620), (381, 51080), (508, 38310), (635, 30648), (762, 25540), (1016, 19155), (1270, 15324), (1277, 15240), (1524, 12770), (1905, 10216), (2540, 7662), (2554, 7620), (3048, 6385), (3810, 5108), (3831, 5080)]