18794355280

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{463}}^1\times {\mathrm{5231}}^1$

素因数の和:5804

約数の個数: 80

約数和(自身を含む): 44251167744

約数和(自身を除く): 25456812464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 463, 485, 776, 926, 970, 1552, 1852, 1940, 2315, 3704, 3880, 4630, 5231, 7408, 7760, 9260, 10462, 18520, 20924, 26155, 37040, 41848, 44911, 52310, 83696, 89822, 104620, 179644, 209240, 224555, 359288, 418480, 449110, 507407, 718576, 898220, 1014814, 1796440, 2029628, 2421953, 2537035, 3592880, 4059256, 4843906, 5074070, 8118512, 9687812, 10148140, 12109765, 19375624, 20296280, 24219530, 38751248, 40592560, 48439060, 96878120, 193756240, 234929441, 469858882, 939717764, 1174647205, 1879435528, 2349294410, 3758871056, 4698588820, 9397177640, 18794355280]

約数ペア:

[(1, 18794355280), (2, 9397177640), (4, 4698588820), (5, 3758871056), (8, 2349294410), (10, 1879435528), (16, 1174647205), (20, 939717764), (40, 469858882), (80, 234929441), (97, 193756240), (194, 96878120), (388, 48439060), (463, 40592560), (485, 38751248), (776, 24219530), (926, 20296280), (970, 19375624), (1552, 12109765), (1852, 10148140), (1940, 9687812), (2315, 8118512), (3704, 5074070), (3880, 4843906), (4630, 4059256), (5231, 3592880), (7408, 2537035), (7760, 2421953), (9260, 2029628), (10462, 1796440), (18520, 1014814), (20924, 898220), (26155, 718576), (37040, 507407), (41848, 449110), (44911, 418480), (52310, 359288), (83696, 224555), (89822, 209240), (104620, 179644)]