38138840

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{9257}}^1$

素因数の和:9371

約数の個数: 32

約数和(自身を含む): 86654880

約数和(自身を除く): 48516040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 9257, 18514, 37028, 46285, 74056, 92570, 185140, 370280, 953471, 1906942, 3813884, 4767355, 7627768, 9534710, 19069420, 38138840]

約数ペア:

[(1, 38138840), (2, 19069420), (4, 9534710), (5, 7627768), (8, 4767355), (10, 3813884), (20, 1906942), (40, 953471), (103, 370280), (206, 185140), (412, 92570), (515, 74056), (824, 46285), (1030, 37028), (2060, 18514), (4120, 9257)]