21843920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2053}}^1$

素因数の和:2092

約数の個数: 80

約数和(自身を含む): 61127040

約数和(自身を除く): 39283120

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, 2053, 2128, 2660, 4106, 5320, 8212, 10265, 10640, 14371, 16424, 20530, 28742, 32848, 39007, 41060, 57484, 71855, 78014, 82120, 114968, 143710, 156028, 164240, 195035, 229936, 273049, 287420, 312056, 390070, 546098, 574840, 624112, 780140, 1092196, 1149680, 1365245, 1560280, 2184392, 2730490, 3120560, 4368784, 5460980, 10921960, 21843920]

約数ペア:

[(1, 21843920), (2, 10921960), (4, 5460980), (5, 4368784), (7, 3120560), (8, 2730490), (10, 2184392), (14, 1560280), (16, 1365245), (19, 1149680), (20, 1092196), (28, 780140), (35, 624112), (38, 574840), (40, 546098), (56, 390070), (70, 312056), (76, 287420), (80, 273049), (95, 229936), (112, 195035), (133, 164240), (140, 156028), (152, 143710), (190, 114968), (266, 82120), (280, 78014), (304, 71855), (380, 57484), (532, 41060), (560, 39007), (665, 32848), (760, 28742), (1064, 20530), (1330, 16424), (1520, 14371), (2053, 10640), (2128, 10265), (2660, 8212), (4106, 5320)]