17638840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23209}}^1$

素因数の和:23239

約数の個数: 32

約数和(自身を含む): 41778000

約数和(自身を除く): 24139160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 23209, 46418, 92836, 116045, 185672, 232090, 440971, 464180, 881942, 928360, 1763884, 2204855, 3527768, 4409710, 8819420, 17638840]

約数ペア:

[(1, 17638840), (2, 8819420), (4, 4409710), (5, 3527768), (8, 2204855), (10, 1763884), (19, 928360), (20, 881942), (38, 464180), (40, 440971), (76, 232090), (95, 185672), (152, 116045), (190, 92836), (380, 46418), (760, 23209)]