19508760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1153}}^1$

素因数の和:1217

約数の個数: 96

約数和(自身を含む): 64808640

約数和(自身を除く): 45299880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 72, 90, 94, 120, 141, 180, 188, 235, 282, 360, 376, 423, 470, 564, 705, 846, 940, 1128, 1153, 1410, 1692, 1880, 2115, 2306, 2820, 3384, 3459, 4230, 4612, 5640, 5765, 6918, 8460, 9224, 10377, 11530, 13836, 16920, 17295, 20754, 23060, 27672, 34590, 41508, 46120, 51885, 54191, 69180, 83016, 103770, 108382, 138360, 162573, 207540, 216764, 270955, 325146, 415080, 433528, 487719, 541910, 650292, 812865, 975438, 1083820, 1300584, 1625730, 1950876, 2167640, 2438595, 3251460, 3901752, 4877190, 6502920, 9754380, 19508760]

約数ペア:

[(1, 19508760), (2, 9754380), (3, 6502920), (4, 4877190), (5, 3901752), (6, 3251460), (8, 2438595), (9, 2167640), (10, 1950876), (12, 1625730), (15, 1300584), (18, 1083820), (20, 975438), (24, 812865), (30, 650292), (36, 541910), (40, 487719), (45, 433528), (47, 415080), (60, 325146), (72, 270955), (90, 216764), (94, 207540), (120, 162573), (141, 138360), (180, 108382), (188, 103770), (235, 83016), (282, 69180), (360, 54191), (376, 51885), (423, 46120), (470, 41508), (564, 34590), (705, 27672), (846, 23060), (940, 20754), (1128, 17295), (1153, 16920), (1410, 13836), (1692, 11530), (1880, 10377), (2115, 9224), (2306, 8460), (2820, 6918), (3384, 5765), (3459, 5640), (4230, 4612)]