40348120

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{10399}}^1$

素因数の和:10507

約数の個数: 32

約数和(自身を含む): 91728000

約数和(自身を除く): 51379880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 10399, 20798, 41596, 51995, 83192, 103990, 207980, 415960, 1008703, 2017406, 4034812, 5043515, 8069624, 10087030, 20174060, 40348120]

約数ペア:

[(1, 40348120), (2, 20174060), (4, 10087030), (5, 8069624), (8, 5043515), (10, 4034812), (20, 2017406), (40, 1008703), (97, 415960), (194, 207980), (388, 103990), (485, 83192), (776, 51995), (970, 41596), (1940, 20798), (3880, 10399)]