38699120

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4987}}^1$

素因数の和:5097

約数の個数: 40

約数和(自身を含む): 90921264

約数和(自身を除く): 52222144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 4987, 7760, 9974, 19948, 24935, 39896, 49870, 79792, 99740, 199480, 398960, 483739, 967478, 1934956, 2418695, 3869912, 4837390, 7739824, 9674780, 19349560, 38699120]

約数ペア:

[(1, 38699120), (2, 19349560), (4, 9674780), (5, 7739824), (8, 4837390), (10, 3869912), (16, 2418695), (20, 1934956), (40, 967478), (80, 483739), (97, 398960), (194, 199480), (388, 99740), (485, 79792), (776, 49870), (970, 39896), (1552, 24935), (1940, 19948), (3880, 9974), (4987, 7760)]