123392840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{162359}}^1$

素因数の和:162389

約数の個数: 32

約数和(自身を含む): 292248000

約数和(自身を除く): 168855160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 162359, 324718, 649436, 811795, 1298872, 1623590, 3084821, 3247180, 6169642, 6494360, 12339284, 15424105, 24678568, 30848210, 61696420, 123392840]

約数ペア:

[(1, 123392840), (2, 61696420), (4, 30848210), (5, 24678568), (8, 15424105), (10, 12339284), (19, 6494360), (20, 6169642), (38, 3247180), (40, 3084821), (76, 1623590), (95, 1298872), (152, 811795), (190, 649436), (380, 324718), (760, 162359)]