122138840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{160709}}^1$

素因数の和:160739

約数の個数: 32

約数和(自身を含む): 289278000

約数和(自身を除く): 167139160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 160709, 321418, 642836, 803545, 1285672, 1607090, 3053471, 3214180, 6106942, 6428360, 12213884, 15267355, 24427768, 30534710, 61069420, 122138840]

約数ペア:

[(1, 122138840), (2, 61069420), (4, 30534710), (5, 24427768), (8, 15267355), (10, 12213884), (19, 6428360), (20, 6106942), (38, 3214180), (40, 3053471), (76, 1607090), (95, 1285672), (152, 803545), (190, 642836), (380, 321418), (760, 160709)]