1947760

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:361

約数の個数: 40

約数和(自身を含む): 4593456

約数和(自身を除く): 2645696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 251, 388, 485, 502, 776, 970, 1004, 1255, 1552, 1940, 2008, 2510, 3880, 4016, 5020, 7760, 10040, 20080, 24347, 48694, 97388, 121735, 194776, 243470, 389552, 486940, 973880, 1947760]

約数ペア:

[(1, 1947760), (2, 973880), (4, 486940), (5, 389552), (8, 243470), (10, 194776), (16, 121735), (20, 97388), (40, 48694), (80, 24347), (97, 20080), (194, 10040), (251, 7760), (388, 5020), (485, 4016), (502, 3880), (776, 2510), (970, 2008), (1004, 1940), (1255, 1552)]