204580760

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{52727}}^1$

素因数の和:52835

約数の個数: 32

約数和(自身を含む): 465060960

約数和(自身を除く): 260480200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 52727, 105454, 210908, 263635, 421816, 527270, 1054540, 2109080, 5114519, 10229038, 20458076, 25572595, 40916152, 51145190, 102290380, 204580760]

約数ペア:

[(1, 204580760), (2, 102290380), (4, 51145190), (5, 40916152), (8, 25572595), (10, 20458076), (20, 10229038), (40, 5114519), (97, 2109080), (194, 1054540), (388, 527270), (485, 421816), (776, 263635), (970, 210908), (1940, 105454), (3880, 52727)]