38845420

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 83603520

約数和(自身を除く): 44758100

約数列:

[1, 2, 4, 5, 10, 20, 103, 109, 173, 206, 218, 346, 412, 436, 515, 545, 692, 865, 1030, 1090, 1730, 2060, 2180, 3460, 11227, 17819, 18857, 22454, 35638, 37714, 44908, 56135, 71276, 75428, 89095, 94285, 112270, 178190, 188570, 224540, 356380, 377140, 1942271, 3884542, 7769084, 9711355, 19422710, 38845420]

約数ペア:

[(1, 38845420), (2, 19422710), (4, 9711355), (5, 7769084), (10, 3884542), (20, 1942271), (103, 377140), (109, 356380), (173, 224540), (206, 188570), (218, 178190), (346, 112270), (412, 94285), (436, 89095), (515, 75428), (545, 71276), (692, 56135), (865, 44908), (1030, 37714), (1090, 35638), (1730, 22454), (2060, 18857), (2180, 17819), (3460, 11227)]