74841320

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{19289}}^1$

素因数の和:19397

約数の個数: 32

約数和(自身を含む): 170137800

約数和(自身を除く): 95296480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 19289, 38578, 77156, 96445, 154312, 192890, 385780, 771560, 1871033, 3742066, 7484132, 9355165, 14968264, 18710330, 37420660, 74841320]

約数ペア:

[(1, 74841320), (2, 37420660), (4, 18710330), (5, 14968264), (8, 9355165), (10, 7484132), (20, 3742066), (40, 1871033), (97, 771560), (194, 385780), (388, 192890), (485, 154312), (776, 96445), (970, 77156), (1940, 38578), (3880, 19289)]