2921640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:362

約数の個数: 64

約数和(自身を含む): 8890560

約数和(自身を除く): 5968920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 251, 291, 388, 485, 502, 582, 753, 776, 970, 1004, 1164, 1255, 1455, 1506, 1940, 2008, 2328, 2510, 2910, 3012, 3765, 3880, 5020, 5820, 6024, 7530, 10040, 11640, 15060, 24347, 30120, 48694, 73041, 97388, 121735, 146082, 194776, 243470, 292164, 365205, 486940, 584328, 730410, 973880, 1460820, 2921640]

約数ペア:

[(1, 2921640), (2, 1460820), (3, 973880), (4, 730410), (5, 584328), (6, 486940), (8, 365205), (10, 292164), (12, 243470), (15, 194776), (20, 146082), (24, 121735), (30, 97388), (40, 73041), (60, 48694), (97, 30120), (120, 24347), (194, 15060), (251, 11640), (291, 10040), (388, 7530), (485, 6024), (502, 5820), (582, 5020), (753, 3880), (776, 3765), (970, 3012), (1004, 2910), (1164, 2510), (1255, 2328), (1455, 2008), (1506, 1940)]