19276760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{911}}^1$

素因数の和:968

約数の個数: 48

約数和(自身を含む): 45390240

約数和(自身を除く): 26113480

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 529, 911, 920, 1058, 1822, 2116, 2645, 3644, 4232, 4555, 5290, 7288, 9110, 10580, 18220, 20953, 21160, 36440, 41906, 83812, 104765, 167624, 209530, 419060, 481919, 838120, 963838, 1927676, 2409595, 3855352, 4819190, 9638380, 19276760]

約数ペア:

[(1, 19276760), (2, 9638380), (4, 4819190), (5, 3855352), (8, 2409595), (10, 1927676), (20, 963838), (23, 838120), (40, 481919), (46, 419060), (92, 209530), (115, 167624), (184, 104765), (230, 83812), (460, 41906), (529, 36440), (911, 21160), (920, 20953), (1058, 18220), (1822, 10580), (2116, 9110), (2645, 7288), (3644, 5290), (4232, 4555)]