38908420

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{5419}}^1$

素因数の和:5787

約数の個数: 24

約数和(自身を含む): 81950400

約数和(自身を除く): 43041980

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 5419, 7180, 10838, 21676, 27095, 54190, 108380, 1945421, 3890842, 7781684, 9727105, 19454210, 38908420]

約数ペア:

[(1, 38908420), (2, 19454210), (4, 9727105), (5, 7781684), (10, 3890842), (20, 1945421), (359, 108380), (718, 54190), (1436, 27095), (1795, 21676), (3590, 10838), (5419, 7180)]